STD CT 20 Underroofings

STD CT 20 UNDERRROOFINGS is made from oxidized bitum with fiberglas reinforcement - two side is covered with polyethylene film at the thickness of 1,5 mm.

It is mostly used for waterprofing purposes under the brick roofs with slopes. The performance of oxidized bitum has been increased with using special polymers and chemical additives.

Properties

The product is flexible agains the movemental construction, it doesn’t tear.
Needfull quantity can be determined before application.

It doesn’t affect from external affects.

Application Areas

STD CT 20 UNDERROOFING is applied under the roofing materials in the roofs with slopes to make waterproofing against the water leakages.

Application

It must be applied by nail. Overlaps must be 10 cm wideth and 15 cm length.

Rolls must be spread out as parallel to the side of drain pipe staring from the lower side and should be completed in all area.

Storage and Protection

The rolls should be stored in vertical manner.

Additionally during the transportation they should be placed vertically.

They should not placed in overlapping manner preventing the hevay load on the rolls.

They should be protected from freezing and sunlight (ultraviolet light).

They should be kept away from heating sources. They must be protected from sudden temperature changes.