Bostik ScreedMaster Flex


Fibre Reinforced Underlayment

£24.00 inc. VAT

Pack size Price    
1 £24.00

Product Information

Product Overview

Bostik Screedmaster Flex is a flexible levelling compound reinforced with glass fibre. It can be applied between 3-30 mm thickness in a single application (5 mm maximum total thickness on mastic asphalt screeds). It is suitable for use with warm water underfloor heating installations provided a maximum surface temperature of 27°C is not exceeded. The heating must be switched off at least 48 hours before and after application.

  • Fibre-reinforced
  • Self-levelling
  • Rapid setting
  • Suitable for underfloor heating
  • Suitable under parquet/wood floors > 3 mm


Cement powder/Fibre

Consumption / Coverage

Approx. 5.2m² per 3mm layer

Working Time / Flow Life

Approx. 20 minutes after mixing at 18ºC

Set For Walking

After approx. 4hrs at 18ºC, 3mm thick

Dry For Floor Covering

After approx. 24 hrs at 18ºC, 3mm thick

Compressive Strength

28 days =  >30 N/mm²


25kg paper bag, 42 units per pallet