Alpha ProTech Techno SB25 48 In. x 250 Ft. Synthetic Roof Underlayment Pack options:Pack of 1 Compatible with Double 4" or

Compatible with Double 4" or Double 5" siding profiles

This requires 2 seamers or slip joints to make the connections

Quick installation

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Alpha ProTech Techno SB25 48 In. x 250 Ft. Synthetic Roof Underlayment Pack options:Pack of 1 Compatible with Double 4" orAlpha ProTech Techno SB25 Synthetic Roof Underlayment is a 100% synthetic woven roof underlayment offering high tear strength. Cool Gray spunbond non woven walking surface offers up to 14% lower surface temperatures and AQUA TRAK technology for high traction in both wet and dry conditions. Slip resistant back surface for added installation safety. UV Resistant and can be left exposed for up to 6 months. 25 year warranty guaranteed to shed water. Pre