Roofing

A vapor-permeable roofing underlayment stops air and liquid water while allowing vapor to pass, ensuring a durable roof deck. A layer of Cedar Breather creates a ventilation airspace for moisture and heat removal.

Fasteners, expansion resistance, and propensity for leaks separate standing seam and corrugated roofing types

Apply sealants, hook hip trim onto z-closures, secure trims, and fasten it securely to ensure a watertight seal.

Use hemmed edges on the metal ridge cap to lock the metal roof assembly together, sealed tight against roof leaks

Installing a standing seam metal roof is a straightforward process for simple roofs like the one in this video by Union Corrugating, showing how to install endwall flashing with standing seam panels.

Some bending tips and installation best-practices for drip edge that doesn't catch the eye

This video from Union Corrugating Company illustrates how to lock standing seam roofing panels into metal drip edge flashing along roof edges.