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TECHNO SB® 50 Synthetic Roof Underlayment
TECHNO SB® 50 Synthetic Roof Underlayment
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Features and Benefits

TECHNO SB® 50 is a 100% synthetic woven roof underlayment offering high tear strengths, including a slip resistant back side surface for added walking traction and a cool grey spunbond non-woven fabric walking surface:

  • Slip resistant back surface for added installation safety
  • UV resistant and can be left exposed for up to 6 months
  • 50 year warranty – guaranteed to shed water
  • Pre-printed nailing pattern and overlap lines speeds installation
  • Non-woven walking surface with our AQUA TRAK system