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Washer design contributes to the weather seal of a fastener.
We offer several washer options
based upon the type of fastener and the application requirements.
Bonded Washer
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EPDM rubber bonded to metal
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Metal washers are available in galvanized steel, aluminum, and stainless steel
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Bonded washers offer a low-profile appearance
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Provides positive weather seal between panel and fastener head
Sealer Cupped Hex Washer Head
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EPDM rubber captured under integral cupped hex head washer
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Cupped washer head prevents overdriving
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EPDM washer and cupped head offers an excellent weather seal
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EPDM is protected from UV rays by cupped washer head
Control Seal
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EPDM rubber captured under the stamped "dome"
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Available on many Woodgrip drill screws
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Reinforced domed shoulder distributes clamp load
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EPDM sealant compressed in three key areas
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Weather tight seal even if fastener is driven in on an angle*
* Proper installation techniques should always be employed.
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Fastener Head Styles
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Common fastener head styles are:
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Cupped hex washer head sealer
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Metal-alloy capped cupped: HWH ZAC or HWH MAC
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Show More Popular Products and Suppliers:
Popular Products and Pages:
Backer Rod,
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Concrete Stain & Sealer,
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Electric Service Flashings,
Eternabond,
Expansion Joints,
Fall Protection Kits,
Fire Stopping Vents,
Flashing Tape,
Foam Roofing,
Gas & Safety Cans,
Generators,
Hidden Deck Fasteners,
Hot Air Welders, Electric,
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Metal Roofing,
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Narrow Crown Stainless Staples,
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Parking Garage Repair,
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Propane Parts,
Retrofit Pipe Flashings,
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Parking Garage Repair,
Pipe Flashings,
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Propane Parts,
Rex Synfelt,
Retrofit Pipe Flashings,
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Roof Anchors,
Rigging / Lifting Hardware,
Roof Anchors,
Roof Hatch,
Roof Leak Repair,
Roof Paints and Coatings,
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Roofing Nails,
Roof Paints and Coatings,
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Roof Screws,
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RV & Trailer Roof Repair,
RV Roof Replacement,
Safety Cans,
Safety Rail Systems,
Saw Blades,
Sealants,
Sealing Washers,
Snow Guards,
Solar Panel Installation,
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Sonolastic Clear 25,
Spray Polyurethane Foam,
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Tarps,
TPO Accessories,
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Attic Breeze,
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BASF,
Berger,
Brewer,
Brushman,
Calsak,
CEP,
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ERB Safety,
ES Products,
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Everhard,
Falltech,
Flame Engineering,
Flashco,
Foxy,
Franklin / Titebond,
Fry Reglet,
Greenstreak Group,
GSSI,
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Harpster,
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LSP,
Lucas,
Luco,
Makita,
Marathon,
Marshalltown,
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Milcor,
Miro,
MM/Invisifast,
National Nail,
Natural Light,
Newborn,
OMG/Olympic,
Pam Fasteners,
Polar Blox,
Polycoat,
Portals Plus,
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Prime Source,
ProTech,
Protecto Wrap,
Pylex,
Quarrix,
QuikMount,
RHH Foam,
Robetex,
Roofers,
Roofmaster,
RoofTop Products,
Senco,
Seymour,
SFS Intec,
Sievert,
Simpson Strong-Tie,
Smith,
Sno-Shield,
Solomon,
Sonneborn,
Spotnails,
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Sunset,
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Surebond,
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