5.5X19mm Bonded Washer EPDM/GALV. for corrugated sheeting (Each)
Class 2 electroplated screws are used in conjunction with bonded washers while the Hex flange head screws come assembled with EPDM seals and do not require an additional bonded washer.
Zap EPDM bonded washers and seals are non-conductive and will not promote pit corrosion.
Zap EPDM washers and seals can be used in a temperature range of -50°C to 150°C.
Zap EPDM washers and seals offer excellent resistance against UV and Ozone.