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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Northwest Wine Academy – Seattle, Washington
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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
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