Afirmaxnd SILENZA AQUASTOP SMART 3 mm 3-in-1 underlay
2,39 €/m2
Free delivery from 240 € 
You can already have 19.10.2026 at home 
Your payment is secure Product parameters
Basic
Length 5460 mm
Width 1180 mm
Height 3 mm
Weight 0.84 kg
Supplier packaging 283.36 m2
Underfloor heating and cooling
Thermal resistance R [m² K/W] 0.11
Dimensions
Format 1.18 x 5.46 m
Total thickness 3 mm
Quality
Moisture protection of the subfloor SD [m] 150
Indoor air emissions A+
Usage Under ‘floating floors’ – laminate, timber, vinyl on an HDF core
Features
Impact sound reduction IS [dB] (in the room below) 19
Compressive load capacity CS [t/m²] 6
Room noise reduction RWS [Sone] 79
Installation
PC unevenness compensation [mm] 2.6
Installation Silver side up
Packaging
Packaged in bulk 22
Items per pallet 44
Packaging on a pallet 44
Composition
Material Extruded polystyrene XPS+PET
Integrated vapour barrier (SD min. 75 m) YES
Design
Colour Grey + Silver film
Classification
Product type Underlay for floating floors – laminate, timber
Further information
Product group Floor underlays
