TuffStuff flexible GRP

Material Estimator

Roof Area (m2)

Include detailing work in roof area

Surface Roughness ?
Catalyst Addition Rate ?
Wastage ?
Matting Pack Size
Primer Required? ?
Tuffstuff flexible grp material estimator
Product Pack Size Coverage Metres per pack Approx Qty Needed
TuffStuff Flexible GRP 15kg 2.10kg/m2
TuffStuff 225 GSM mat (60m2 Roll) 15kg 2.10m2
Flexible GRP Primer 5kg kg/m2
Granule Hardener 0.5kg - -

Important Notes

  • All coverage rates shown are indicative only. It is the contractor's responsibility to determine exact coverage rates on site.
  • Adjust the fields within the calculator section as required
  • Tuff Waterproofing Ltd shall not be liable for any errors or omissions contained within this guidance.
  • Other items may be required including application tools & equipment, trims and other sundries.

Tuff Waterproofing Limited
Unit 5, First Avenue
Sherburn Industrial Estate
Sherburn in Elmet
North Yorkshire
LS25 6PD

Tel: 01977 680250


The TuffStuff® range of base coat and top coat resins have been rated to the highest possible levels of fire safety and are classified to BS EN 476: Part 3: 2004 (AA & AB).