These wet room trays are not suitable for use with Vinyl or Altro resin floor coverings.
ProWarm 20mm wet room shower trays are one the bestselling wet room trays on the market today.
This low profile tray enables you to install a wet room shower tray level with your current structural subfloor without any increase in floor height. This tray is designed to be used under tiles floors only.
The extruded polystyrene (XPS) the trays are manufactured from offer waterproof, insulating and high compressive qualities. The polymer modified cement which coats the tray ensures a strong, durable and easy to install finish.
Can be easily cut to size
Level access trays (which are suitable for disabled access)
For use under tiles floors only
Lightweight XPS construction
For use with concrete / timber subfloors.
High Flow Rate
Easy to install trap formation
20mm in depth
Looking for a product manual?
All product manuals and data sheets can be downloaded from our Manuals & Information section on this page. Alternatively head over to our Resource Centre to search our document library.
36 ± 0.02 kg/m3
Compressive Strength(10% deflection)
300 kPa (30 tonnes/m2)
0.30 ± 0.02 MPa
Water Absorption (Capillary)
Water Vapour Diffusion Resistivity (µ)
110 - 225 µ
Water Vapour Permeability
EU controlled substances
Drain body depth
36 litres per minute
Stainless steel edgefold (115mm)
PP Under tray, ABS above tray
Connector to mains
Our delivery costs vary according to order size and location. For more information see our Delivery page
For bulky orders we offer 2-3 working day FREE delivery to all UK mainland addresses (excluding, Channel Islands & Eire) on all heating products.
Delivery outside the mainland UK may be arranged by prior arrangement. You will be notified of the amount of the charge for this service and will at that point have to make a decision whether you wish to proceed with your order.
The Underfloor Heating Store Ltd registered office Lodge Way House, Lodge Way, Harlestone Road, Northampton, NN5 7UG Company registration number 05687171. The Underfloor Heating Store Ltd acts as a broker and offers credit from a restricted range of finance providers. Subject to status, terms and conditions apply. PayPal Credit is a trading name of PayPal (Europe) S.à.r.l. et Cie, S.C.A., 22-24 Boulevard Royal L-2449, Luxembourg.