Vaproshim ImagesArtboard 3webSelf-adhered backing allows easy placement

  • Seals fastener penetrations/air and water tested ASTM E331
  • Water and airtight seal
  • Increased drying capacity
  • Zero VOCs
  • All weather application
  • Adds minimal thickness to wall and roofing assemblies
  • Creates air flow ventilation under metal roof
  • No compatibility restrictions
  • Adds thermal break
  • UV resistant (open joint cladding option)
  • Cost effective rainscreen design accessory
  • Creates unimpeded drainage plane in vertical and horizontal applications




Basic Use

VaproShim SA Self-Adhered Neoprene accessory are used to create drainage and air flow while sealing fastener penetrations. VaproShim SA has two basic uses:


VaproShim RainScreenCavity Illustration 122216



Roof Assembly Image

Universally compatible, simple design, VaproShim SA Self-Adhered creates a vertical rain screen drainage plane, increasing the building envelope drying capacity.

VaproShim SA creates drainage gap beneath roofing materials. Recommend VaproShim SA 3” x 4” for roofing applications.


Technical Overview

Property Value
Material Neoprene
Service Temperature -20° to 170°F (-29° to 77°C)
Durometer Hardness 80±5
Tensile Strength 1000 PSI minimum
Elongation 100%
Product Information
Color Availability Black
Packaging 3”W x 4” L x 1/8”D
300 per carton
1" width x 4" length x 1/4 " thick
1" width x 4" length x 1/8 " thick
500 per carton