SW Screws 5.5 + FT Sleeves


Scope of Application

Designed for TPO/PVC single-ply roofing systems to secure rock wool insulation and waterproofing layers. When paired with high-strength screws, it can also be fastened directly to purlins, making it suitable for roof renovation projects.


Technical Advantages

  • Pre-Assembled Design: Ready to use out of the box for faster, more efficient installation

  • Round Disc Shape: Enables omni-directional placement without adjustment, accelerating installation speed

  • Self-Drilling Screw: Small drill point with spaced threading reduces installation effort while ensuring high pull-out strength

  • Eight-Grip Claw Design: Provides strong friction with the membrane for secure, flush fastening without hammering or kicking

Technical Parameters

Optimal Combination Guide

Insulation Thickness

Sleeve Option

Screw Option

50mm Rock Wool

FT35mm

SW5.5*50mm

70mm Rock Wool

FT35mm

SW5.5*75mm

80mm Rock Wool

FT65mm

SW5.5*50mm

90mm Rock Wool

FT65mm

SW5.5*75mm

100mm Rock Wool

FT85mm

SW5.5*50mm

120mm Rock Wool

FT105mm

SW5.5*50mm

140mm Rock Wool

FT105mm

SW5.5*75mm

Structural Illustration

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