blog / Roof Flashings for Metal Roofs
Is there a flashing made for roofs over a 45° angle (12/12 roof)?
Yes. The Oatey High-Rise Thermoplastic All-Flash No-Caulk Flashing is designed for roof up to a 60° angle (20/12 roof).
Can the Master Flash flashing be installed on a shingled roof?
No. The Master Flash and Retro-Master Flash are specialty flashings designed for engineered roofs.
Can standard No-Caulk roof flashings be installed on a metal roof?
No. The Oatey Master Flash or Retro-Master Flash should be used in this application.
How long should a roof flashing last?
This question doesn’t have a correct answer because of many variables that could affect the life span of a flashing. Examples are extreme heat, extreme cold, and hail.
What are the maximum temperature rating for roof flashings?
Oatey Master Flash and Retro-Master Flash are rated for continuous temperatures up to 212°F. All other Oatey flashings are rated for B venting, which are continuous temperatures up to 180°F.
What can be used to seal the No-Caulk flashing to the rooftop?
100% exterior or marine rated silicone caulk can be used to seal plastic base flashings to the rooftop.