UZIN Multimoll Top 4 Insulated Underlay Stress-relief board

Stress-relieving and insulated underlay for subsequent installation of wood flooring or floor covering

Consumption calculator

  • Low installation height - ideal for renovation
  • Stress and tension relief - saves old substrates in need of renovation


Main area of application:

  • Stress-relief
  • Fabricating a substrate ready for covering

Extended area of application:

  • Height compensation of existing substrates
  • Impact sound absorption

Suitable for use on:

  • cementitious screeds, calcium sulphate screeds or concrete
  • old substrates with strongly bonded compound and adhesive layers
  • new and old, firmly screw-fixed chipboard P4 - P7 or OSB 2 - OSB 4 panels
  • mastic asphalt screeds
  • precast screeds, gypsum fibre boards
  • warm water underfloor heating (upon consultation with UZIN Application Engineering)
  • for high wear in residential, commercial, and industrial areas, e.g. in hospitals, shopping centres


  • Universal use
  • Stress and tension relief
  • Low build-up height
  • Suitable for height compensation
  • Easy to process
  • Improves underfoot and ambient comfort
  • For interior use

Technical data

* According to DIN EN 12 667 ** According to DIN 4102

Carton, pallet

Board size

0.6 m x 1.0 m = 0.6 m²

Board thickness

approx. 4 mm

Shelf life

24 months


Tinged with white

Area weight

approx. 2.8 kg/m²

Traffic load capacity

approx. 5 kN/m²

Thermal resistance (R)*

0.042 m²K/W

Thermal conductance (U)*

23.81 W/m²K

Building materials class**


Ordering information

Item no. Packsize Shipping unit
79721 250 x 1 m x 0.6 m
150 m²

Quality seals and badges

EC 1 Plus GB
Blue Angel_GB

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