Two-layer isogum is composed of layers of polyester fibers and tissue fibers and is marketed in foil and simple.
Usually, the consumption of double-layer isogums is much higher than other types and it is used for roofs and walls.
Differences between monolayer and bilayer isogum Double layer isogum The bed has two layers of polyester and non-woven fabric.
Single-layer and double-layer isogam coating can be nylon (polyethylene film) or aluminum foil or talc powder.
These two layers are placed on top of each other and pass through the molten bitumen pool together.
Two-layer isogum is more suitable for places with more drainage.
Two-layer isogum is more expensive but has more quality and durability.
The best bitumen and raw materials are used to produce both types of isogum in Herman Delijan isogam factory.
Two-layer isogum is more resistant.
Two-layer isogum is produced with thicknesses of 4 and 5 mm.