

Dry-build underfloor heating · LindnerNORIT-TE 20 Therm GF underfloor heating element
A 20 mm gypsum fibre screed element with milled grooves for the NORIT heating pipe. It is part of the NORIT underfloor heating system: together with NORIT-Filler Universal it forms a load-distributing layer with the heating built in.
- 20 mm
- Pipe 12 mm
- Push-fit joint
- Fire class A1
GF-U and GF-E can be ordered separately in the JUPITER Shop, also on a business account
What is NORIT-TE 20 Therm GF suitable for?
- Underfloor heating and screed in one dry build-up, for new construction, renovation and conversion.
- The heating pipe clicks into the fixed guide: safe and quick to lay, in different laying patterns.
- Suitable for damp rooms.
- Also possible with NORIT-TE 20 as an extra screed on top. See the build-up.
Installation height from 23 mm. At least 3 mm of NORIT-Filler Universal goes over the elements. After approx. 24 hours the floor is ready for the floor finish. With a suitable heat pump you can also cool.
Technical data
| Versions | GF-U: universal element, 600 × 600 mm GF-E: supplementary element, 1200 × 600 mm |
|---|---|
| Thickness | 20 mm |
| Weight | approx. 7.9 kg (GF-U) and approx. 18.9 kg (GF-E) per element |
| Density | approx. 1,250 kg/m³ |
| Heating pipe | 12 mm |
| Standard centre-to-centre spacing | 120 mm |
| Joint | Push-fit joint (tongue and groove), without screws |
| Fire class | A1, non-combustible (EN 13501-1) |
| Product standard | EN 14190 |
| Packaging | 60 elements per pallet (GF-U approx. 485 kg, GF-E approx. 1,150 kg) |
Source: Lindner product data sheet NORIT-TE 20 Therm GF (DB_N_FBH_TE20_GF/EN/1.1) and the NORIT underfloor heating product page. Pipe diameter as stated by JUPITER Benelux.
Two elements


Installation
Tools: hand-held circular saw with guide rail for straight cuts, jigsaw for curves and small cut-outs.
- 1Let the elements acclimatise on site for 2 days and fit edge insulation along all walls: PE foam, stone wool or an alternative, depending on the requirements.
- 2Lay the elements according to the laying plan and join them with the push-fit joint, without screws.
- 3Press the NORIT heating pipe (12 mm) into the milled guide.
- 4Apply NORIT-Filler Universal, at least 3 mm over the elements.
- 5After approx. 24 hours you can apply the floor finish, according to the installation guidelines and in line with the wishes and requirements of the floor finish supplier.
The ratio between universal (GF-U) and supplementary elements (GF-E) depends on the pipe layout. Send us the floor plan; we will work it out for you.
Ask for adviceDownloads
- Product data sheet NORIT-TE 20 Therm GFPDF · English · Lindner
Not sure about the build-up?
About the subfloor, wet rooms or underfloor heating: JUPITER Benelux is happy to advise. Weekdays 08:00–17:00 (CET).


