Account Login Password:

Titanium UDL-25 Plus Synthetic Underlayment, 30 year, 4' x 250', 17 mil, 10 Square

InterWrap Corporation
Part Number
Retail UPC

Packaging Units:

Product Availability:

Sterling, MA:
Please log in for product availability or call us at 800-732-5473 for a dealer application.


UDL-25 Plus is a premium air, water and vapor barrier for use under: Metal, Shake & Shingle roofing.

Titanium UDL-25 PLUS is a highly engineered, mechanically attached, coated woven synthetic roofing underlayment for sloped roofs. Titanium UDL-25 PLUS represents the future in felt replacement technology, and used in conjunction with Titanium PSU-30 self adhered underlayment for ice damming and valley areas, a truly revolutionary system of safety, security and simplicity... Two products (UDL-25 PLUS & PSU-30) are ALL your sloped roof needs.

  • 8 times lighter and 20 times stronger than #30 felt
  • 30 Year limited warranty
  • Class A Fire ASTM E108, Meets & exceeds ASTM D226
  • Meets Class 4 Hail Rating
  • Synthetic construction impervious to mold growth
  • SURE-GRIP® ridged walking surface PLUS our new Diamond-Plate slip resistant coating technology!
  • Contributes to LEED® points
  • Certified minimum of 20% reclaimed content (100% Recyclable)
  • All temperature performance -40°F to 240°F (-40°C to 115°C)
  • 6 month UV exposure
  • Cool gray surface, doesn't expand or contract

Titanium UDL-25 PLUS's advanced polymers combine to deliver a uniquely gray synthetic roofing underlayment that can be used under primary roofing materials to replace felt. Gray technology provides for a cooler roof and the best UV exposure properties (up to 6 months) in the marketplace. Unlike smooth surfaced underlayments, Titanium UDL-25 PLUS has a unique ridged walking surface PLUS our Diamond-Plate slip resistant coating technology that allows for easier steep slope walk-ability, even when wet.