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Hollowfloor

Hollowfloor from Weiss raised floor systems

Hollow floors offer an economic alternative floor system to a raised floor.

Gypsum panels are used for dry-type floors. These panels are tongued and grooved together and bonded. The panels are gaplessly connected, which means that, once installed, it will no longer be possible to remove panels individually.

Inspection openings offer a means of accessing the installation in the hollow space.

Description

Description

The great advantage of this construction is that it prevents the ingress of unwanted dampness into the building and avoids the delays while waiting for screed surfaces to dry.

They weigh much less than conventional hollow floor systems and they offer more free space for installations thanks to the reduction in floor height. A dry-type Hollow floor is the ideal solution for particularly expeditious construction projects.

Preference is given to the use of hollow floors in offices and administration buildings. These floors are also fitted in rooms used for training, research and production purposes as these panels have a high load bearing capacity.

System floors create an additional installation level. Various media can be routed through the hollow cavity created by the pedestals and panels according to the respective application.

This allows a high degree of flexibility by offering easy access to the installations at any time. Raised floors therefore offer maximum flexibility and enable unlimited changes to the floor configuration.

Standardized to a size of 600 x 600 mm, all raised floor panels have the same dimensions and are therefore interchangeable. Dry hollow floors also offer a means of accessing the installations through the inspection openings.

With careful planning, this kind of floor can be an economic alternative to a raised floor. Easy integration of underfloor heating and underfloor air conditioning thanks to prefabricated grooves worked into the underside of each panel.

Dry floors are ready for use immediately after assembly. Wet hollow floors are the most cost-effective system floor variant. This type of system floor may be used if there is sufficient time to allow drying of screed applied to formwork panels.

Tongue and groove

Element acc. to EN 15283-2 Element effective measurement mm Element thickness mm Weight (Density ≥ 1500 kg/m3) approx. kg/pcs.
FHB 25 1200 x 600 25 27,0 kg
FHB 25 600 x 600 25 13,5 kg
FHB 28 1200 x 600 28 30,2 kg
FHB 28 600 x 600 28 15,1 kg
FHB 32 1200 x 600 32 34,6 kg
FHB 32 600 x 600 32 17,3 kg
FHB 38 1200 x 600 38 41,2 kg
FHB 38 600 x 600 38 20,6 kg

Tooth milling

Element acc. to EN 15283-2 Element effective measurement mm Element thickness mm Weight (Density ≥ 1500 kg/m3) approx. kg/pcs.
FP 410-25 600 x 600 25 15,2 kg
FP 410-28 600 x 600 28 16,1 kg
FP 410-30 600 x 600 30 18,3 kg
FP 410-32 600 x 600 32 19,0 kg
FP 410-34 600 x 600 34 21,6 kg
FP 410-36 600 x 600 36 23,5 kg
FP 410-38 600 x 600 38 24,2 kg
FP 410-40 600 x 600 40 24,9 kg

Load increase

Element acc. to EN 15283-2 Element effective measurement mm Element thickness mm Weight (Density ≥ 1500 kg/m3) approx. kg/pcs.
LEP 13 1200 x 600 13 14,1
LEP 18 1200 x 600 18 19,5
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