High height/Plastic film

High height

The level of the Granab subfloor system 7000 can be adjusted up to 420 mm as standard. If more height up to 1000 mm is required, a Masonite beam or steel Z-section is installed above the Granab system.

7000N high with Masonite beam.

7000N high with steel Z-section.

Plastic film

The plastic film is best installed above the subfloor system.

The chipboard is installed according to the manufacturers installation instructions.

Our systems

Granab subfloor system 3000N

For adjustable heights from 30 to 140 mm, excluding floor covering.

Granab subfloor system 7000N

For adjustable heights from 50 to 420 mm, excluding floor covering.

Granab Subfloor system 8000W

For adjustable height 85 – 470 mm, excl. Floor covering. For new construction and renovations, primarily for wooden flooring e.g., Cross-laminated timber.

Granab subfloor system 9000N

For adjustable heights from 70 to 420 mm, excluding floor covering.