Below is a list of some of the most popular Waterproofing and Dampproofing questions asked of us.
The table below depicts the KARNAK fabrics and materials they are compatible with.
| KARNAK Fabric | Asphalt | Asphalt | Coal Tar | Coal Tar |
| (Mastics & Coating) | (Hot Applied) | (Mastics & Coating) | (Hot Applied) | |
| #3036 Polymat | YES | NO | YES | NO |
| #5540 Resat-Mat | YES | NO | YES | NO |
| #34 Cotton Fabric | YES | NO | NO | NO |
| #31 Fiberglass Membrane | YES | NO | YES | NO |
| #130 Glass Mat | YES | NO | YES | NO |
| KARNAK Fabric | Acrylics | Acrylics | Urethane | Solvent Base |
| (Solvent) | (Emulsion) (Water Base) |
Elastomerics | ||
| #3036 Polymat | YES | YES | YES | YES |
| #5540 Resat-Mat | YES | YES | YES | YES |
| #34 Cotton Fabric | YES | NO | NO | NO |
| #31 Fiberglass Membrane | YES | YES | NO | YES |
| #130 Glass Mat | YES | YES | NO | YES |
What Fabric to use will depend on the products being used (See Usage Chart), and the intended application. Listed below is the make-up of each KARNAK Fabric.
KARNAK #3036 Polymat and #5540 Resat-mat (both polyester)
KARNAK #31 Fiberglass Membrane and #130 Glass Mat (#130 not ASTM rated)
KARNAK #34 Cotton Fabric
Fiberglass and Polyester fabrics are stronger
Both product types can flex and stretch, however only our rubberized products will return to their original shape. The higher the rubber content, the more effectively they will return to the original shape – even at colder temperatures. Plastic products can shatter or become brittle in mildly cold temperatures.
Both product types can flex and stretch, however only our rubberized products will return to their original shape. The higher the rubber content, the more effectively they will return to the original shape – even at colder temperatures. Plastic products can shatter or become brittle in mildly cold temperatures.
Both product types can flex and stretch, however only our rubberized products will return to their original shape. The higher the rubber content, the more effectively they will return to the original shape – even at colder temperatures. Plastic products can shatter or become brittle in mildly cold temperatures.
Both product types can flex and stretch, however only our rubberized products will return to their original shape. The higher the rubber content, the more effectively they will return to the original shape – even at colder temperatures. Plastic products can shatter or become brittle in mildly cold temperatures.