IKO T-O Venting Layer is a glass fibre based perforated venting underlay, finished with sand surfacing on the topside and a polyethylene film on the reverse.  IKO T-O Venting Layer is specifically designed for use with torch applied roofing membranes and when used as the first layer of a torch applied built up felt roofing system, will provide a positive partial bond to prepared non-combustible substrates.

Manufactured with an oxidised bitumen coating, IKO T-O Venting Layer can be used in conjunction with both SBS and APP modified torch-on roofing

Features and Benefits
  • SBS and APP compatible
  • Positive partial bonding
  • Easily installed
  • Loose laid (partially bonded with torch applied of the subsequent layer)


Technical Datasheets

IKO T-O TDS Venting Layer

Health & Safety Data

Bituminous Membranes MSDS