Roofseal Fasteners | Roof Screws Roofseal

Roofseal Fastener usually separated into 4 classes. Roofseal Fastener Class 1 - for general internal use, most drywall and chipboard screws are in this category. Roofseal Fastener Class 2 - for general internal use, where significant levels of condensation occur. Electroplated ZINC is generally used to meet this class. Roofseal Fastener Class 3 - for general external use in mild and moderate industrial and mild marine applications. The Class is intended for roofing and cladding screws in standard applications. Fastener compliance used to be achieved by accelerated laboratory testing. Roofseal Fastener Class 4 - for external use in moderate and severe marine environments, classified in accordance with ISO 9223 as generally between 100m from the beachfront to approximately 300m inland.

Use for Crest Fixing, Clip Fixing, Cladding/Valley Fixing and Side Lap Fixing (Stitching).