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Instarmac Level IT Super 30 Smoothing Underlayment

20kg Bag

£31.12 £25.93 inc. VAT

Instarmac Level IT Super 30 Smoothing Underlayment is a high strength, rapid setting and drying smoothing underlayment.  Designed for fast turnaround projects, Level IT Super30 is suitable for use as an underlayment for most floor coverings including sheet vinyl, LVT, linoleum and rubber and breathable textiles.


Instarmac are a multi award-winning market-leading company. A specialist in the manufacture and distribution of cement and bitumen based products to the world markets for over 40 years. Instarmac have a solid reputation based on research, development and production of innovative materials for use in urban regeneration, tiling, commercial flooring and internal finishing markets.

  • Foot traffic in as little as 30 minutes
  • Ready to receive unbonded floor coverings after 45 minutes and bonded coverings in 90 minutes
  • Use over most common subfloors
  • UFH compatible
  • Low odour
  • Protein free
  • Coverage: approx 6m² at 2mm
  • 2-15mm thickness

Weight  20kg Bag + 4.0L Bottle 
Working time at 20°C 10 Minutes
Walk on hardness time at 20°C  30 Minutes
Ready to receive floor coverings (based on 3mm application) Unbonded - 45 Minutes
Bonded - 90 Minutes
Range Ultra Floor
Brand Instarmac

What are the coverage rates? 

Applied Thickness Coverage Per Unit Consumption Per 100m² Area
2mm 6.0m² 17 Units
5mm 2.4m² 42 Units
10mm 1.2m² 84 Units


Do I need to prime the sub floor before use? 

Yes, UltraFloor recommend that subfloors should be primed prior to the application of UltraFloor Level IT Super30.

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