Roofing Glossary Terms
Affordable Roofing by John Cadwell, Inc. Roofing Glossary.
Most importantly, we recommend roofing customers be familiar with these common roofing definitions. As a result, it will help customers understand the terms when reviewing the estimate, warranty, and/or any other roof related documents.
If you have any questions about these terms please Contact Us.


- 3-Tab Shingle
- 15lb
- 15lb.,15 lb., 15-pound
- 30lb
- 30lb.,30 lb., 30-pound
- 45lb
- 45lb.,45 lb., 45-pound
- 90lb
- 90lb.,90 lb., 90-pound
- Abrasion Resistant
- Absorbency
- Acclimate
- Acrylic Coating
- Acrylic Resin
- Adapt
- Adapt
- Adhere
- Adhesive
- Aggregate
- Aging
- AL
- Alligatoring
- Alloy
- Aluminized Steel
- Aluminum
- American Society for Testing and Materials
- Anti-Ponding Taper Strips
- Apron Flashing
- Architectural Metal Panel
- Architectural Shingles
- Area Divider
- Asbestos
- Asphalt
- Asphalt, Air Blown
- Asphalt Emulsion
- Asphaltene
- Asphalt Felt
- Asphalt Primer
- Asphalt Roof Cement
- ASTM
- Atactic Polypropylene
- Attic
- Back-Nailing
- Back-Surfacing
- Ballast
- Barrel Vault
- Base Flashing
- Base Ply
- Base Sheet
- Batten
- Bermuda Seam
- Biological Growth
- Bird Screen
- Bird Stop
- Bitumen
- Bitumen-Stop
- Bituminous Emulsion
- Blackberries
- Blanket (Batt) Insulation
- Bleeder Strip
- Bleed-Sheet
- Blind-Nailing
- Blister
- Blocking
- Blow-Off
- Bond
- Boot Pipe Flashing
- Boot Vent Flashing
- Brake
- Brick Flashing
- Bridging
- Buckle
- Built-Up Roof Membrane
- Bundle
- BUR
- Butt Edge
- Butterfly Roof
- Butt Joint
- Button Punch
- Butyl
- Butyl Coating
- Butyl Rubber
- Butyl Tape
- C
- Canopy
- Cant
- Cant Flashing
- Cant Strip
- Capacitance Meter
- Capillary Action
- Cap Sheet
- Caulk
- Caulking
- Cavity Wall
- CCF
- C-Channel
- Cementitious Waterproofing
- C-Flashing
- Chalk Box
- Channel Flashing
- Chevron
- Chimney
- Chlorinated Polyethylene
- Chloro-Sulfonated polyethylene
- Cladding
- Class A, B and C Fire Ratings
- Cleat
- Climaseal®
- Clip
- Closed Cut Valley
- Closure Strip
- Coal-Tar Felt
- Coal-Tar Roof Cement
- Coated Base Sheet
- Coated Felt Sheet
- Coating
- Cohesion
- Coil Coating
- Cold Forming
- Cold Process Built Up Roof
- Cold Rolled
- Collar
- Collector Head
- Combustible
- Compatible Materials
- Compound Thermoplastics
- Compressive Strength
- Concealed-Nail Method
- Condensation
- Conductor Head
- Cone Top
- Construction Joint
- Contact Cements
- Contamination
- Coping Cap Flashing
- Copolymer
- Copolymerization
- Copper
- Cornice
- Corrigated
- Corrugated Panel
- Counter Batten
- Counter Flashing
- Course
- Cove
- Coverage
- Cover Plate
- CPE
- Crack
- Cracking
- Crazing
- Creep
- Cricket
- Cross Ventilation
- CSPE,CSM
- Cu
- Cupola
- Curb
- Cure
- Cure Time
- Curling
- Cutoff
- Cutout
- Damper
- Damp proofing
- Dead Level
- Dead Loads
- Deck
- Decomposition
- D-Edge
- Deflection
- Degradation
- Delamination
- Design Loads
- Dew Point
- Diffusion
- Dimensional Shingles
- Direct Nailing
- Dome
- Dormer
- Dormer Flashing
- Double Layer
- Downspout
- Drain
- Drip Caps
- Drip Edge Flashing
- Dry-In
- Dry Rot
- Dynamic Load
- Eave
- Eave Closure
- Eave Flashing
- ECH
- Edge Riser
- Edge Stripping
- Edge Wrinkle
- Edging Strips
- Efflorescence
- EIP
- Elastic Buckling
- Elastomeric
- Elastomeric Coating
- Elongation
- Embedment
- EMC
- Emulsion
- End Lap
- Envelope (Bitumen-Stop)
- EPA
- EPDM
- Epichlorohydrin
- Epoxy
- Equilibrium Moisture
- Ethylene
- Ethylene Interpolymer
- Ethylene Propylene Diene Monomer
- Exhaust Vent
- Expansion Cleat
- Expansion Joint
- Exposed Nail Method
- Exposure
- Extrusion
- Eyebrow
- Fabric
- Face Nailing
- Factory Mutual
- Factory Mutual Research Corp.
- Factory Seam
- Fading
- Fancy-Butt shingles
- Fascia Board
- Fascia Trim
- Fasteners
- Feathering strips
- Felt
- Ferrule
- Fiberglass Insulation
- Fiberglass Mat
- Field of the Roof
- Filler
- Fillet
- Fin
- Fire Wall
- Fish-mouth
- Flaking
- Flange
- Flash
- Flashing
- Flashing Cement
- Flashing Collar
- Flash Point
- Flat Lock
- Flood Coat
- Flood Test
- Fluid Applied Elastomer
- FM
- Gable
- Gable-On-Hip Roof
- Gable Roof
- Gable Vent
- Galvalume ®
- Galvanized
- Galvanized Steel
- Gambrel Roof
- Girt
- Glass Felt
- Glaze Coat
- Goose Neck Vent
- Grain
- Granule
- Gravel
- Gravel Stop
- Grout
- Gutter
- Gutter Apron
- Headlap
- Hem
- HEX Shingles
- High Nailed
- Hip
- Hip and Ridge Metal Support Frame
- Hip Roof
- Hip Shingles
- Hoist
- Homogeneous
- Horsefeathers
- HVAC
- HVAC
- Hydrostatic
- I-Beam
- Impact Resistance
- Incline
- Infiltration
- Inorganic
- Insulation
- Intake Vent
- Interlayment
- Interlocking Shingles
- Internal Pressure
- Isocyanate
- Jack
- Joint Tape
- Joist
- k
- Knee Cap
- Laminated Shingles
- Lap
- Lap Cement
- Lap Seam
- Lateral Wind Load
- Latex
- Lead
- Leader Head
- L-Flashing
- Lichens
- Live Loads
- Loose-Laid Membranes
- Louver
- Low Slope Roofing
- Low Slope Shingle Application
- Mansard Roof
- Masonry Primer
- Mastic
- Mechanical Damage
- Mechanically-Fastened Membranes
- Membrane
- Meter
- Mil
- Mildew
- Mineral Fiber
- Mineral Stabilizer
- Mineral Surfaced Roofing
- Mineral-Surfaced Sheet
- Miter
- Moderate Slope Application
- Modified Bitumen
- Moisture Relief Vent
- Moisture Scan
- Mole Run
- Mortar
- Moss
- Mud Cracking
- Nailing
- Nail Pop
- Nationally Recognized Testing Laboratory
- Natural Ventilation
- Neoprene
- Nesting
- No-cutout Shingles
- Non-Friable
- Non-Oxidizing
- Non-Traffic Bearing
- Non-Vulcanized Membrane:
- Nonwoven
- NRTL
- Occupational Safety and Health Administration
- Off Ridge Vent
- Offset Flashing
- Oil Canning
- Open Valley
- Orange Peel
- Organic
- Organic Felt
- Organic Shingle
- Oriented Strand Board
- OSB
- OSHA
- Over Driven
- Overhang
- Oxidization
- Pallet
- Pan
- Parapet Wall
- Partially-Attached
- Peel Strength
- Penetration
- Percent Elongation
- Perlite
- Permeability
- Permeance
- Phased Application
- Philadelphia Flashing
- Philly Flashing
- Photovoltaic
- PIB
- Picture Framing
- Pinhole
- Pipe Boot
- Pitch
- Pitch Pan
- Pitch Pocket
- Pittsburgh Lock Seam
- Plastic Cement
- Pliability
- Ply
- PMR
- Poly Foam Roofing
- Polyisobutylene
- Polymer
- Polypropylene
- Polyvinyl Chloride
- Ponding
- Pop Rivet
- Positive Drainage
- Pourable Sealer
- Primer
- Protected Membrane
- Puncture Resistance
- Purlin
- PVC
- Pyramid Hip Roof
- R
- Racking
- Rafter
- Raggle
- Rain Diverter
- Rake
- Rake Starter
- Re-Cover
- Reglet Flashing
- Reinforced Membrane
- Relative Humidity
- Release Tape
- Replacement
- Reroofing
- Resistance
- Ribbed Tile Pan Flashing
- Ridge
- Ridge Cap
- Ridge Course
- Ridge Line
- Ridge Riser
- Ridge Vent
- Ring Shank Nails
- Rise
- Roll Roofing
- Roof Assembly
- Roof Bracing
- Roof Covering
- Roof Diaphragm
- Roofing Cement
- Roofing Nail
- Roof Jack
- Roof Over
- Roof Pitch
- Roof Seamer
- Roof System
- Roof Void
- Rosin Paper
- Rubber
- Run
- Rust
- R-Value
- SA
- Saddle
- Saturated Felt
- SB
- SBS
- Screw Plate
- Screws
- Scrim
- Scuff Resilient
- Scupper
- Scuttle
- Seal
- Sealant
- Sealing Washer
- Seam
- Seam Strength
- Self-Adhering Membrane
- Self-Drilling Screw
- Self-Sealing Cement
- Self-Sealing Shingle
- Self-Tapping Screw
- Self-Vulcanzied Membrane
- Selvage
- Selvage Edge
- Shading
- Shank
- Shark Fin
- Shear Strength
- Shear Wind Load
- Sheathing
- Shed Roof
- Shiner
- Shingle
- Shingling
- Shrinkage
- Shrinkage Crack
- Side Lap
- Side Lap Fastener
- Side Lap-Ganging
- Sieve
- Sill
- Sill Flashing
- Simplex Nails
- Single Coverage
- Single-Lock Standing Seam
- Single-Ply Membranes
- Single-Ply Roofing
- Single-Ply System
- Skinning
- Skylight
- Slag
- Slate
- Slip Sheet
- Slope
- Smooth Surface Roof
- Snap-On Cap
- Soffit Vent
- Soil Stack
- Solar Attic Vent
- Solder
- Solvent Welding
- Spalling
- Span
- Specification
- SPF
- Splash Block
- Splice
- Split
- Sprayed Polyurethane Foam
- Square
- Stainless Steel
- Standing Seam
- Starter Course
- Starter Sheets
- Starter Strip
- Static Load
- Steel Joist
- Steep Slope Application
- Step Flashing
- Stick Clip
- Stick to
- Storm Collar
- Strapping (Felts)
- Straw Nail
- Stress
- Stress Wrinkling
- Strike-Through
- Strippable Films
- Stripping
- Stripping In
- Strip Shingles
- Structural Panel
- Styrene Butadiene
- Styrene-Butadiene-Styrene Block Copolymer
- Substrate
- Substrates
- Sump
- Superimposed Loads
- Surface Active Agent
- Surface Erosion
- Surfacing
- Synthetic Rubber
- Tab
- Talc
- T&G
- Tapcon®
- Tapered Edge Strip
- Taping
- Tar
- Tar Boils
- Tear-Off
- Tear Resistance
- Tear Strength
- Telegraphing
- Tensile Fatigue
- Tensile Strength
- Tensile Test
- Termination
- Terne
- Test Cut
- Thermal Barrier
- Thermal Conductance
- Thermal Conductivity
- Thermal Image
- Thermal Insulation
- Thermal Movement
- Thermal Resistance
- Thermal Shock
- Thermal Stress
- Thermogram
- Thermography
- Thermoplastic
- Thermoplastic Olefin Membrane
- Thermoset
- Thinner
- Tie-In
- Tie-Off
- Tile
- Toggle Bolt
- Tongue and Groove Planks
- TPO
- Traffic Bearing
- Transitions
- Transverse Seam
- Tree-bark Surface Texture
- Tuckpointing
- Two-Part System
- UL
- Ultimate Elongation
- Ultraviolet
- Under Drive
- Undereave
- Underlayment
- Underwriters Laboratories, Inc.
- United States Environmental Protection Agency
- Uplift Wind Load
- UV
- U-Value
- Valley
- Valley Flashing
- Vapor
- Vapor Migration
- Vapor Pressure
- Vapor Retarder
- Vent
- Vent Sleeve
- Vermiculite
- Viscous
- VOC
- Volatile
- Volatile Organic Compounds
- Vulcanization
- Warranty
- Water Absorption
- Water Cure
- Waterproof
- Waterproofing
- Water Stop
- Weather Infiltration
- Weathering
- Weep Holes
- Wicking
- Wind Loads
- Wind Uplift
- Wood Shake
- Wood Shingle
- Woven Valley
- Zinc
Information provided is subject to change without notice. Affordable Roofing by John Cadwell, Inc. does not warranty or guarantee the accuracy of information provided on this site. Click here for Disclaimer.