Browse all practice questions for the California Residential Inspector Practice Exam. Search by topic, open any question and review its full explanation, then test yourself in the practice quiz.

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Understanding Draftstops and Usable Spaces in California Residential Inspections In what area are draftstops required to limit concealed spaces above ceiling assemblies?A Closer Look at Foundation Issues in Home InspectionsWhich structure should be particularly checked for settlement issues during a home inspection?Assessing Siding Like a Pro: What You Need to KnowWhen evaluating siding, what should be assessed?Common Causes of Moisture Intrusion in Homes You Need to KnowWhat is a common cause of moisture intrusion in homes?Crucial Distances for Smoke Alarm Safety in HomesHow far must smoke alarms be installed from the tip of a ceiling fan blade?Essential Guide to Vertical Reinforcement in Concrete Basement WallsWhat is the minimum required vertical reinforcement for an 8-inch thick concrete basement wall 9 feet high?Essential Wall Coverings for Showers: Safety First!What type of wall covering is required for both fire resistance and nonabsorbency in shower compartments?Essentials of a Livable Dwelling Unit in CaliforniaA dwelling unit must include which of the following?Foul Odors: A Key Indicator of Plumbing Issues in Your HomeWhich of the following is a common sign of plumbing issues in a home?How to Spot Defective Roofing Materials Like a ProHow can an inspector identify defective roofing materials?How Wide Should Your Under-Floor Access Opening Be?The under-floor access opening must be at least how wide?In California, wood columns over concrete piers should project at least 6 inches above the ground.How many inches must wood columns project above the earth when supported by concrete piers?Key Points Every Inspector Should Check When Evaluating WindowsWhat should an inspector look for when evaluating windows?Know Your Joists: Understanding Maximum Spans for Floor SupportWhat is the maximum allowable span for a 2 x 10 Douglas fir-larch #2 floor joist spaced 24 inches on center supporting a living room with a dead load of 20 psf?Mastering Attic Access Requirements: A Key to Your Residential Inspection SuccessWhat are the minimum dimensions required for the rough-framed opening for attic access in buildings with combustible roof construction?Mastering Concrete Mixing and Delivery for Your California Residential Inspector JourneyWhat is the requirement for concrete mixing and delivery?Mastering the Application of Water-Resistive BarriersIn what manner should the upper layer of water-resistive barriers be applied over the lower layer?Mastering the Art of Plaster: Timing is EverythingHow many days must pass before applying the finishing coat in a three-coat cement plaster application?Mastering the Maximum Allowable Span for Your 2x8 HeaderWhat is the maximum allowable span for a 2x8 header in an exterior bearing wall supporting a roof and ceiling with a ground snow load of 30 psf?Mastering Waterproofing: Essential Membrane Thickness for Foundation ProtectionWhat is the minimum membrane thickness required for waterproofing exterior concrete or masonry foundation walls in severe soil-water conditions if using flexible polymer cement?Nailing Down the Facts: Anchor Bolt Spacing for Wood Sill Plates in CaliforniaWhat is the maximum spacing on center for anchor bolts securing wood sill plates?Nailing Down the Right Size: Fastening Wood Structural PanelsWhat type and size of nails shall be used to fasten 19/32 inch thick wood structural panels as subfloor sheathing?Screw Spacing Guidelines for Gypsum Board InstallationsHow far apart should screws be spaced when fastening two layers of 3/8" gypsum board to ceilings?Shower wall surfaces in California must rise to 6 feet above the floorTo what height must nonabsorbent wall surfaces within shower compartments extend above the floor?Signs of Excessive Indoor Humidity During Home InspectionsWhat can excessive indoor humidity indicate during a home inspection?Signs of Trouble: What Standing Water Says About Your Home's Drainage SystemWhat typically indicates an issue with a home's drainage system?Testing Sink and Faucet Functionality: A Key Step in Kitchen InspectionsDuring a kitchen inspection, what plumbing feature should always be tested?The Critical Role of Handrails in Residential StairwaysWhat is the purpose of handrails in residential stairways?The Crucial Role of Fireblocking in Wood-Framed WallsFor what purpose is fireblocking used in concealed spaces of wood-framed stud walls?The Essential Guide to Footing Thickness for Masonry FireplacesWhat is the minimum required footing thickness for masonry fireplaces and their chimneys?The Importance of Eave Projections in California Garage ConstructionWhat is the limit for roof eave projections for detached garages located within 2 feet from the lot line?Understanding Attic Ventilation: Why 1 Inch MattersWhat is the minimum clearance required between insulation and roof sheathing for enclosed attics or rafter spaces with eave vents?Understanding Braced Wall Panels: WSP Method for California InspectorsWhat is the minimum required length for a braced wall panel using the WSP method on an 8-foot wall height?Understanding California Residential Code for DwellingsHow many stories above the grade plane can One Family Dwellings and Two Family Dwellings with separate means of egress be to fall under the California Residential Code (CRC)?Understanding California's Maximum Roof Span RegulationsWhat is the maximum clear span for roofs as specified by the California Residential Code?Understanding California's Residential Inspector Code: A Deeper DiveWhich code governs residential construction in California?Understanding Cleanout Requirements in California Masonry ConstructionHow high must cleanouts be provided for each grout pour in masonry units?Understanding Clearance for Adhered Masonry Veneer in California InspectionsWhat is the minimum clearance above the earth for adhered masonry veneer installed on exterior stud walls?Understanding Clearance Heights for Electrical Service DropsWhat is the required clearance height for electrical service drops?Understanding Clearance Requirements for Masonry FireplacesWhat is the minimum clearance required for combustible materials from the back faces of masonry fireplaces?Understanding Collar Ties in Roof Design: A Critical Area for InspectorsWhat is the maximum spacing allowed for collar ties connecting opposing rafters?Understanding Cross-Connections in Residential PlumbingIn residential plumbing, what does "cross-connection" refer to?Understanding Detached Accessory Structures in CaliforniaWhat is the maximum floor area of a one-story detached accessory structure that does not require a permit to construct?Understanding Document Retention: 180 Days in California ConstructionHow many days must a building official retain a set of approved construction documents after project completion?Understanding Driveway Slopes: A Key to Successful InspectionsWhat is the maximum allowable slope for driveways during inspections?Understanding Egress Door Requirements in California Residential ConstructionWhat is the minimum clear width for an egress door in a dwelling unit?Understanding Egress Window Requirements for BedroomsWhat is the standard minimum width for egress windows in bedrooms?Understanding Emergency Escape Opening Regulations in CaliforniaWhat is the maximum allowable sill height for emergency escape openings above the finished floor?Understanding Exposure 1: Key to Building ResilienceWhen the underside of wood structural panel roof sheathing is exposed to the outdoors, it is required to be identified as what?Understanding Fire Separation Distances in California Building CodesWhat is the purpose of a fire separation distance in relation to building codes?Understanding Fire-Resistance Ratings for Townhouse WallsWhat is the minimum fire-resistance rating required for townhouse walls when equipped with a fire sprinkler system?Understanding Fire-Resistance Ratings for Two-Family DwellingsWhat is the minimum fire-resistance rating for walls and floor assembly separating two-family dwellings provided with a sprinkler system?Understanding Fire-Resistance Ratings in California Residential BuildingsWhat is the minimum fire-resistance rating for exterior walls of non-sprinklered dwellings with a fire separation distance of 5 feet?Understanding Fireblocking Requirements for Gypsum Board in CaliforniaIs it correct that one-quarter inch gypsum board can be used as fireblocking material?Understanding Flag Indicators on Inspection Reports: What You Need to KnowWhat is a flag indicator on an inspector’s report?Understanding Flame Spread and Smoke-Developed Index Testing in Building MaterialsWhich ASTM or UL test must be followed for flame spread and smoke-developed index testing?Understanding Flame Spread Index for Insulation Materials in CaliforniaWhat is the maximum flame spread index allowed for insulation materials within wall assemblies?Understanding Floor Joist Bearing Requirements in California Residential ConstructionHow many inches of bearing are required for the ends of floor joists resting on structural supports?Understanding GFCIs: Your Safety Lifeline in Wet AreasWhat is a GFCI, and where should it be installed?Understanding Glazing Area Requirements for Natural Light in California HomesWhat is the minimum aggregate glazing area required for natural light in habitable rooms as a percentage of the floor area?Understanding Glazing Safety Heights in California BathroomsWhat is the minimum height above the standing surface for glazing located in a wall facing a shower enclosure to be considered safe?Understanding Glazing Safety Heights in Residential ConstructionWhat distance should be maintained from the bottom exposed edge of glazing in a hazardous location?Understanding Ground Snow Load for Headers in Exterior Bearing WallsWhat is the critical factor for determining the maximum span of headers in exterior bearing walls?Understanding Handrail Height Requirements for RampsWhat is the required height range for handrails on ramps?Understanding Joist Modifications: How Notches Impact Structural IntegrityHow long can notches made in solid lumber floor joists be, relative to the depth of the member?Understanding Load Requirements for Balconies in California ResidencesWhat is the minimum uniformly distributed live load requirement for exterior balconies?Understanding Load-Bearing Integrity: Wood Stud Hole GuidelinesWhat percentage of a wood stud's width must a hole drilled through the stud not exceed?Understanding Maximum Riser Heights in California Residential ConstructionWhat is the maximum riser height for a stairway?Understanding Minimum Bearing Requirements for Floor JoistsWhat is the minimum bearing required for the ends of floor joists on wood or metal?Understanding Minimum Tread Depth for Stairways in California HomesWhat is the minimum tread depth required for a stairway?Understanding Moisture Barriers in Crawl Spaces: What You Need to KnowWhich thickness is specified for the moisture barrier covering wood columns in crawl spaces?Understanding Notching Limits for Wood Studs in Bearing PartitionsWhat is the maximum notch allowed for wood studs within a bearing partition?Understanding Parapet Wall Construction Standards in CaliforniaParapet walls constructed of unreinforced hollow masonry units shall be not less than how many inches thick?Understanding Pest Inspections: What You Need to KnowWhat does the term "pest inspection" refer to?Understanding Portland Cement Parging: Essential Thickness for Damp ProofingWhat is the minimum required thickness of portland cement parging on exterior foundation walls that require damp proofing?Understanding R-Value: The Key to Effective InsulationWhat does the R-value in insulation represent?Understanding Riser Height Regulations for Safer Stairs in CaliforniaWhat is the maximum variation permitted in riser height over a flight of stairs?Understanding Roof Recovery Regulations in CaliforniaTrue or False: A roof recover over an existing roof is permitted if one or more roof coverings are already applied.Understanding Roof Slopes: Why 1:12 Doesn’t Cut It for Asphalt ShinglesWhich roof slope is not suitable for the installation of asphalt shingles?Understanding Roof Ventilation: A Key to Healthy AtticsWhat is the minimum net free roof ventilation area required for enclosed attics compared to the area of the space being vented?Understanding Roofing Regulations: Why Slate MattersA roof recover over an existing roof is NOT permitted if the existing roof covering is made of which material?Understanding Shear Walls and Openings in California Residential DesignWhat is the permissible percentage of shear wall length that can be accounted as openings?Understanding Smoke-Developed Index in California Insulation StandardsWhat is the maximum smoke-developed index allowed for insulation materials within wall assemblies?Understanding Soil Load-Bearing Values in California Residential InspectionsWhat is the assumed presumptive load-bearing value for sand, silty sand, clayey sand, silty gravel, or clayey gravel?Understanding Span Ratings for Wood Structural Panels in California Residential ConstructionIf the span rating of 3/4 inch thick wood structural panels used as subfloor sheathing is 48/24, what is the maximum allowable span?Understanding Span Ratings in Wood Structural PanelsWhat do the numbers in wood structural panel span rating, such as 40/20, indicate?Understanding Stair Riser Heights: A Key for SafetyWhat is the maximum allowable variation between the greatest and smallest riser height in a flight of stairs?Understanding Structural Integrity: Spacing for 2x4 Wood Stud Bearing WallsWhat is the maximum spacing allowed for a 2 x 4 wood stud bearing wall that is 10 feet high and supports two floors plus a roof-ceiling assembly?Understanding the 4-Foot Offset for Braced Wall LinesWhat is the maximum allowable offset dimension for braced wall lines that run parallel to each other?Understanding the Certificate of Occupancy: Key Information You Need to KnowWhich information is NOT required on a certificate of occupancy?Understanding the Concrete Slab Foundation Common in California HomesWhat type of foundation is most commonly found in California homes?Understanding the Consequences of Inadequate Insulation in Your HomeWhat is a potential consequence of inadequate insulation in homes?Understanding the Crucial Role of Drip Edges in RoofingWhat is the role of drip edges in roofing?Understanding the Essential Thickness of Slab-on-Ground Concrete FloorsA slab-on-ground concrete floor must have a minimum thickness of how many inches?Understanding the Flame Spread Index for Wall and Ceiling FinishesWhat is the maximum flame spread index for wall and ceiling finishes?Understanding the Importance of Concrete Footing Widths in California Residential ConstructionWhat is the minimum required width of a concrete footing for a one-story dwelling on a slab foundation?Understanding the Importance of Expansion Joints in Concrete StructuresWhy are expansion joints important in concrete structures?Understanding the Importance of Foundation Types During InspectionsWhy is identifying the type of foundation important during an inspection?Understanding the Importance of Grading in Residential PropertiesWhat is the importance of grading in residential properties?Understanding the Importance of Grounding in Electrical InspectionsWhat safety issue might be identified related to electrical systems during an inspection?Understanding the Importance of Masonry Thickness in Two-Story DwellingsWhat is the minimum nominal thickness of masonry bearing walls for a two-story dwelling?Understanding the Importance of Proper Grading Around Your Home's FoundationWhat is the primary reason for ensuring proper grading around a home's foundation?Understanding the Importance of Ventilation in Your Crawl SpaceWhy is ventilation important in a crawl space?Understanding the Maximum Allowable Span for a 2 x 8 Hem-fir Floor JoistWhat is the maximum allowable span of a 2 x 8 Hem-fir #2 floor joist spaced 12 inches on center for a sleeping room with a dead load of 10 psf?Understanding the Maximum Plan Dimension for Concrete Walls in CaliforniaWhat is the maximum plan dimension for exterior concrete walls designed according to the California Residential Code?Understanding the Maximum Slope for Egress Ramps: A Key for SafetyWhat is the maximum slope allowed for a ramp serving an egress door?Understanding the minimum 6-inch overlap for water-resistive barriers over wall sheathingWhat is the minimum overlap for water-resistive barriers applied over wall sheathing at the joints?Understanding the Minimum Clear Opening Width for Emergency EscapeHow many inches of minimum clear opening width are required for emergency escape and rescue openings?Understanding the Minimum Flame Spread Index for Wall AssembliesWhat is the minimum flame spread index for wall assemblies?Understanding the Minimum Gypsum Board Thickness for DraftstoppingWhen using gypsum board as a draftstopping material, what is the minimum thickness required?Understanding the minimum under-floor access opening size in California homesUnder-floor access openings provided to under-floor spaces shall be a minimum size of what dimensions?Understanding the Role of Type X Gypsum Board in Fire Safety for GaragesWhat is the minimum required separation between garages and habitable rooms directly above them?Understanding the Smoke-Developed Index and Its Importance in Residential InspectionsWhat is the maximum smoke-developed index for wall and ceiling finishes?Understanding the Treatment of Holes in Preservative-Treated WoodWhat is the requirement for holes drilled in preservative-treated wood?Understanding the Use of 2 x 3 Wood Studs in California's Exterior WallsAre 2 x 3 wood studs allowed in exterior walls?Understanding Thermal Imaging in Home InspectionsWhat does the term 'thermal imaging' refer to in home inspections?Understanding UL 1479: The Testing Standard for Firestop SystemsThrough penetration firestop systems for wall or floor-ceiling assemblies must be tested in accordance with which standard?Understanding Under-Floor Ventilation Standards in CaliforniaHow far must at least one under-floor ventilation opening be located from each building corner?Understanding Underlayment Layers for Asphalt ShinglesHow many layers of underlayment are required for asphalt shingles installed on roof slopes of 4:12 or greater?Understanding Vapor Retarders in Garage ConstructionIs it correct that a vapor retarder is required between the concrete floor slab and the base course of a garage structure?Understanding Ventilation Systems When Inspecting a GarageWhen inspecting a garage, which type of ventilation should be assessed?Understanding Wall Thickness for Your California Foundation ProjectWhat is the minimum required nominal wall thickness for a plain masonry foundation wall 6 feet high when the soil classification is GM?Understanding Web Hole Specifications for Steel Wall Framing StudsWhat is the maximum allowable length of web holes within steel wall framing studs?Understanding Weep Screeds: The 4-Inch Rule for California InspectorsWhat is the minimum height for weep screeds installed above earth?Understanding What Matters Most When Inspecting a GarageWhen inspecting a garage, what two aspects are critical?Understanding Why the Foundation is Key in Home InspectionsDuring a residential inspection, what area is typically evaluated for structural integrity?Understanding Wood Column Requirements in Crawl SpacesWhen using wood columns in crawl spaces, what is the minimum projection above the earth required if not treated?Understanding Wood Girder Clearance Requirements in California ConstructionThe end of a wood girder resting on a concrete wall must maintain a clearance on the top, side, and ends of not less than how many inches?What Every California Inspector Needs to Know About Structural BeamsDuring inspections, what should the inspector note about structural beams?What Every Inspector Needs to Know About Roofing EvaluationsWhat aspect of roofing should an inspector evaluate?What Inspectors Look for During Appliance EvaluationsDuring an inspection, what does an inspector verify concerning appliances?What Should You Know About Significant Foundation Issues?What defines a significant foundation issue?What Temperature Should Your Water Heater Be Set At?What is the optimal temperature for a water heater?What to Check for When Installing Exterior DoorsWhat must be checked in exterior door installations?What to Inspect for Fencing: A Comprehensive GuideWhat needs to be inspected regarding fencing?What to Look For in Electrical Panels During an InspectionWhat signs should an inspector look for on electrical panels during an inspection?What to Look for When Inspecting Gutters and DownspoutsWhat should be observed about gutters and downspouts during an inspection?What to Look for When Inspecting Hardwood FloorsWhat should be assessed regarding the condition of hardwood floors during an inspection?What to Look for When Inspecting Plumbing Systems for LeaksWhen inspecting plumbing systems, what is a common sign of a leak?What You Need to Include in Your Inspector's ReportWhat must be included in an inspector's report?What You Need to Know About Asbestos and Home InspectionsWhat is asbestos, and why is it a concern during home inspections?What You Need to Know About EIFS Termination HeightsHow many inches above finished ground level must exterior insulation and finish systems (EIFS) terminate?What You Need to Know About Emergency Escape OpeningsWhat is the minimum clear opening height required for emergency escape and rescue openings?What You Need to Know About Fiber-Reinforced Gypsum Board for Roof InsulationWhich standard must fiber-reinforced gypsum board installed as above-deck roof thermal insulation comply with?What You Need to Know About Insulation for Your AtticWhat type of insulation is commonly used in residential attics?What You Need to Know About Latent Defects in Home InspectionsWhat does "latent defect" mean in the context of home inspections?What You Need to Know About Maximum Clear Span in California Residential CodeWhat is the maximum clear span for floors in buildings constructed according to the California Residential Code?What You Need to Know About Nail Spacing for Gypsum Board in Garage CeilingsWhat is the maximum spacing for nails fastening 5/8" Type X gypsum board applied to garage ceilings?What You Need to Know About Notching Floor Joists for Your Inspection ExamNotches made in solid lumber floor joists shall not exceed what fraction of the depth of the member?What You Need to Know About Roof Drainage System Inspections for California HomesWhat is involved in a roof drainage system inspection?What You Need to Know About Roof LeaksWhat is a common cause of roof leaks?What You Need to Know About Screw Spacing in Cold-Formed Steel FramingWhat is the minimum center-to-center spacing for screws used in cold-formed steel to steel framing connections?What You Should Know About Evaluating Air Conditioning SystemsWhat aspects should be evaluated regarding the air conditioning system?What's the Right Fastener Spacing for Subfloor Sheathing?What should be the spacing of fasteners for edge support of subfloor sheathing?What's Up with Sump Pumps in Basements?What is the function of a sump pump in a basement?Why a Residential Inspection is Essential for Homebuyers and SellersWhat is the primary purpose of a residential inspection?Why Assessing Fire-Rated Doors Matters in Home InspectionsHow should fire-rated doors be assessed during an inspection?Why Checking Downspouts is Crucial During Home InspectionsWhy is it necessary to assess the condition of downspouts during an inspection?Why Evaluating Shingles is Key to Roof InspectionsWhat is a critical aspect of roof inspection?Why Every California Home Needs an Energy Audit During a Residential InspectionWhat is the primary purpose of conducting an energy audit during a residential inspection?Why Functional Exhaust Hoods Are Essential in Every KitchenWhat is a critical safety feature in residential kitchens?Why Ground Fault Circuit Interrupters Are a Must for Electrical Inspections in CaliforniaWhat is an essential consideration when inspecting electrical systems?Why Inspecting the Automatic Reverse Feature in Garage Doors is Essential for SafetyWhat feature of garage doors should an inspector particularly check for safety?Why Joists Matter: Understanding Notching in Solid LumberWhere should notches not be located in solid lumber floor joists?Why Knowing Lead-Based Paint Risks is Essential for Home InspectorsWhat health risk does lead-based paint pose in residential inspections?Why Light Frame Construction Dominates California Residential BuildingsDuring a construction inspection, what type of framing is often used for residential walls?Why Minimum Embedment for Footings is Essential in Cold ClimatesWhat is the minimum embedment required for exterior footings to protect against frost?Why Minimum Width Matters for Exterior StairwaysWhat is a common requirement for exterior stairways?Why Opening and Closing Windows Matter During Your InspectionWhich element is crucial to check regarding windows during an inspection?Why Proper Venting of Flue Pipes is Essential for Home SafetyWhat is a primary concern regarding flue pipes in residential inspections?Why Smoke Detectors Are Essential in Residential InspectionsWhat is the significance of smoke detectors in residential inspections?Why Understanding Thermal Bridges is Crucial for Residential InspectorsWhat are 'thermal bridges' significant for in a residential inspection?Why Venting in Attics Matters More Than You ThinkWhat is the purpose of venting in attics?Why Your HVAC System Might Be Acting UpWhat can cause an HVAC system to malfunction?Your Guide to Smoke Alarm Standards in CaliforniaWhich standard must smoke alarms conform to according to NFPA 72?
More practice questions

These questions are part of the practice quiz. Start practicing

  • The height of parapet walls shall not exceed how many times their thickness?
  • Exterior insulation and finish systems (EIFS) must comply with which standard?
  • What is the minimum compressive strength required for a garage floor concrete slab where weathering potential is negligible?
  • Which of the following is not an acceptable location for notches in floor joists?
  • What is the maximum area of a concealed space above combustible ceiling assemblies before draftstops are required?
  • How many layers of gypsum board are typically required to be applied to ceilings with adhesive?
  • What is the minimum floor area required for a habitable room within a dwelling unit?
  • What is the maximum horizontal spacing for fireblocking within concealed spaces of wood-framed stud walls?
  • How can the maximum length of web holes in steel wall framing studs impact the structure?
  • What is the minimum diameter for anchor bolts securing wood sill plates to concrete foundations?
  • What is the maximum allowable span for Douglas fir-larch #2 ceiling joists spaced 12 inches on center in an uninhabitable attic without storage using a 2x6" member?
  • Glazing within how many inches of either side of a door opening is considered a hazardous location when the bottom exposed edge is less than 60 inches above the floor?
  • What load-bearing value of soil is considered in the foundation design for a two-story dwelling?
  • What is the minimum height requirement for guardrails on balconies located more than 30 inches above grade?
  • What is the minimum required width of a concrete footing for a two-story dwelling with a crawl space in an area where the soil's load-bearing value is 1,500 psf and the snow load is 20 psf?
  • Which factor is used to determine the span rating of wood structural panels?
  • Which type of plaster application requires proper curing before the finishing coat is applied?
  • When wood columns are exposed to weather, what is required to support them if covered by a moisture barrier?
  • What should the minimum height of access openings to under-floor spaces be when passing through a perimeter wall?
  • How far must anchor bolts extend into concrete for securing wood sill plates?
  • What is the maximum allowable span for a 2-2 x 10 header in an interior bearing wall supporting two floors with a building width of 12 feet?
  • A stepped footing shall occur when the bottom surface of the footing exceeds a slope of what percentage?
  • What is the maximum span for wood structural panels used as roof sheathing with a 40/20 span rating and no edge support when the panel thickness is 5/8 inch?
  • What supports openings within a masonry wall?
  • What is the minimum clear opening area required for emergency escape and rescue openings located at grade floor?
  • What is the minimum bearing required for floor joists on masonry, concrete, or joist hangers?
  • Which of the following is NOT a minimum clearance requirement for adhered masonry veneers?
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