PRODUIT – Lastobond TU HT (FR-EN)

The LASTOBOND TU HT roof underlayment is a high-temperature SBS modified bitumen membrane that can be exposed to a temperature up to 257 °F (125 °C). The self-adhesive underface is covered with a split-back silicone release film. The top face is composed of non-woven polyester.


  • Clean and easy installation
  • Resistant to weather fluctuations
  • Withstands exterior temperature fluctuations
  • Effective and hard-wearing
  • Puncture-resistant


Surface Non-woven polyester
Underside Silicone release film
Thickness 1.7 mm (67 mils)
Minimum application temperature 10 °C (50 °F)
Limitation / restrictions Do not apply directly onto wood planks. Cover surface with plywood or OSB panels prior to the membrane application.


BarcodesDescriptionsDimensionsBrute Area / NetWeight
8 86442 00300 3Without box1 m x 20 m (39 in x 65 ft)20 m² (215 ft²)35 kg (71 lb)
8 86442 00306 5 With Box1 m x 20 m (39 in x 65 ft)20 m² (215 ft²)35 kg (71 lb)


BarcodesUnits per boxeUnits per palletBoxes per palletWeight per pallet
8 86442 00300 31 30301,100 kg (2,425 lb)
8 86442 00306 5 11616610 kg (1,345 lb)

Surface Preparation

Apply on clean, dry surfaces of plywood or OSB panels.


LASTOBOND TU-HT is especially designed to be used as underlayment under tile roofing, but can also be used under asphalt shingles or other roofing material.

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