Tremco provides a choice of 3 different types of Base Sheets depending on roof constructions, fastening system, new or remedial works. Full compatible with TREMproof Torch On Membrane.
TREMproof BS3 is an APP modified bituminous torch applied membrane base sheet.
TREMproof VBS is an APP ventilated base sheet allowing vapour dissipation with large diameter holes at regular centres.
TREMproof Fleece is a partically fixed, APP modified bitumen ventilated base sheet.
TREMproof BS3 as a base sheet solidly bonded multi layer membrane applications.
TREMproof VBS as a ventilated base sheet in TREMproof 4000M applications.
TREMproof Fleece as a base sheet for remedial work on existing roofs.