Grace Triflex Under Steel Roofing

The product may be exposed for up to 60 days and may be used with asphalt shingles and most other roof coverings.

Grace triflex under steel roofing.

Refer to subsequent sections for more details. Suitable for use under all major roof coverings grace tri flex mechanically attached underlayment can be used under shingles tiles slate metal and cedar shakes. Tri flex 15 is a synthetic roofing underlayment coated with polypropylene on both sides and offers many benefits to traditional 15 felt. Tri flex xt is coated on both sides with a new and enhanced coating formulation made up of slip resistant polymer for exceptional foot traction.

Over the underly ing course shingle style. The grace tri flex xt is a woven synthetic water shedding underlayment that is high performance. Tri flex 15 underlayment acts as a secondary watershedding material below mechanically attached roof coverings. It is 10x stronger than the 15 felt and prevents blow offs and tears in windy conditions.

Tri flex 15 underlayment is an engineered woven fabric coated on both sides with polypropylene. Grace tri flex xtreme should not be used at slopes less than 2 12 provided the slope is also acceptable to the primary roof covering. It is more than 20 times stronger than 30 felt. Exceptional uv resistance allows it to be exposed for up to six months before installing the final roof covering.

This proprietary resin formula is used in the walk and deckside surfaces to create a slip resistant surface. Grace tri flex xtreme is attached to the roof with roofing nails or.