High height/Plastic film
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.
The plastic film is best installed above the subfloor system.
Installation, floating 22 mm chipboard
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
Granab subfloor system 9000N
For adjustable heights from 70 to 420 mm, excluding floor covering.