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SOPREMA SELECT LASTOBOND REINFORCED HT SKU: 00616

SOPREMA SELECT LASTOBOND REINFORCED HT SKU: 00616

SOPREMA SELECT LASTOBOND REINFORCED HT is a self-adhesive underlayment that can be exposed to temperatures as high as 240°F (115°C) and as low as -49°F (-45°C). It is used underneath sheet metal and asphalt shingle coverings on steep-slope roofs, with accompanying plywood or OSB substrates.

Product Properties

  • Technology SBS-modified bitumen
  • Reinforcement Glass mat
  • Installation method Self-adhesive
  • Service temperature Up to 257°F (125°C)

Installation

1. If conditions require, prepare the substrate with RESISTO EXTERIOR PRIMER or RESISTO H2O
PRIMER.
2. Position the membrane parallel to the roof edge.
3. Cut the membrane to the desired length.
4. Remove the split-release film, and secure the top of the membrane using shingle nails.
5. Use RESISTO ELASTOMERIC SEALANT to seal the ends joints before applying the next
membrane.
Note: The side lap of LASTOBOND PRO TU-HT is configured as follows:
• Overall width: 3.5 in
• Outermost release film/self-adhering width: 1.75 in
• Innermost fabric surface width: 1.75 in
When back-nailing, the nails are installed along the centerline of the fabric-surfaced portion of the side lap, and the lap is sealed using a continuous bead of RESISTO ELASTOMERIC SEALANT, rolled into place to achieve a watertight condition.Refer to the ROOF INSTALLATION SYSTEM for waterproofing membrane installation to roof details and upstands.

 

Testing & Approvals

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Related Projects

Northwest Wine Academy – Seattle, Washington

In 2017, the Northwest Wine Academy was in need of a new retrofit roofing project. The retrofit was to take place over the existing metal roof covering 10,735 square feet. To complete the project, SOPREMA’s SENTINEL® P150 HFB Copper Art was selected as the main roofing membrane.

The Westin Savannah Harbor – Savannah, Georgia

The Westin was due for a roof replacement on 17,828 square feet of its property. To complete the project, SOPREMA’s SOPRAISO ™, DUOTACK®, SENTINEL® P-150, and ALSAN® RS 230 Flash were selected. These products allowed for the design to meet FM 1-120 codes and the use of ALSAN RS 230 Flash solved any difficult flashing details which was only one of many reasons
SOPREMA products were selected.