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Instarmac Level IT Smooth Smoothing Underlayment

20kg Bag

£21.46 £17.88

Instarmac Level IT Smooth Smoothing Underlayment is a high strength, single part, cementitious smoothing underlayment, incorporating a blend of graded fillers, fine cements and polymers. Level IT Smooth has been specially designed for use as an underlayment for most floor coverings including sheet vinyl, LVT, linoleum and rubber. One 20kg bag will cover an area of 5.5 metre² when applied at a thickness of 3mm.

  • Extremely smooth finish
  • Superior flow
  • Pump or trowel applied
  • Suitable for underfloor heating systems
  • Ideal for large flooring projects
  • 2-30mm thickness
  • Working time 20-30 minutes
  • Foot traffic 2-3 hours
  • Internal floors

Weight  20kg
Application Thickness 2- 30mm
Working time at 20°C 20 - 30 Minutes
Walk on hardness time at 20°C
2 - 3 Hours
Ready to receive floor coverings
12 hours (based on 3mm application)
Range Ultra Floor 
Brand Instarmac

Can this be used on external floors?

No Instarmac Level It Smooth Smoothing Underlayment has been specifically designed to be used on internal floors only. 

What are the coverage rates based on a 6mm thickness? 

Applied Thickness Coverage Per Unit Consumption Per 100m² Area
2mm 6.6m² 15 Bags
6mm 2.21m² 45 Bags
12mm 1.11m² 90 Bags
30mm 0.44m² 226 Bags
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