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Dimensional Metals
3' x 67' DynaClad® Ultra HT Wind & Water Seal™ Underlayment
QXO product C-446009 · 1 options
Selected: DMI ULTRA HT WIND & WATER SEAL
QXO SKU 446009 · Product number DMIUHTWWS
Free, no-obligation quote. Our team confirms local availability, required quantities, compatible components, and installation pricing.
Selected option specifications
- UOM
- RL
- Item Weight
- 52
- Algae Resistance
- No
- Pieces Per Carton
- 1
- Pieces Per Box
- 1
- Applicable Standards
- ASTM D 5147 ASTM D 1970 ASTM E 96 ASTM D 1970 ASTM D 903/1970
About this product
DynaClad® Ultra HT Wind & Water Seal™ is a self-adhering waterproofing underlayment composed of a non-slip, cross-laminated polymer film, laminated to a high temperature, aggressive rubberized asphalt adhesive. A protective split release liner is removed during installation. Ultra HT is engineered for use under metal roofing systems. Ultra HT adheres aggressively to most clean, dry substrates including Rigid Insulation, Plywood and Metal Deck with cover board. Prime masonry, OSB, exterior grade gypsum roofing products and aged metal surfaces as necessary to achieve good adhesion. Product self-seals around punctures such as screws and nails. This advanced system limits damage caused by water penetration or leaks. Ultra HT is ideal for secondary water resistance and prevents damage from ice dams and wind-driven rain.

