Fish Mouth on Roofs: What It Is and How to Prevent It
Fish mouth happens when shingles are bent over the ridge and will not lay flat. Learn what causes it on steep roofs and how shingle anchors help prevent it.
At BMF Roofing Solutions, we’re roofers first and innovators second. Our goal is to create tools that make the job safer, faster, and more efficient for professionals who take pride in their work. From the Nail Caddy to the Shingle Anchor and Pail Anchor, each product is built with real-world roofing experience behind it.
We believe in raising industry standards through durable design, practical solutions, and honest craftsmanship. This blog shares that mission with stories, product insights, and tips that help every roofer improve their skills and results on the job.

Fish mouth happens when shingles are bent over the ridge and will not lay flat. Learn what causes it on steep roofs and how shingle anchors help prevent it.

Learn how to read a steep roof before you climb. This guide shows roofers how to spot risks, judge traction, plan movement paths, and work safer and smarter on high pitch slopes.

Roofing on a steep pitch takes skill, confidence, and the right rhythm. In this post, Josh Bigger (The Best Damn Roofer) shares his real-world insights on how to move efficiently on steep roofs without sacrificing safety. Learn how pros keep their footing, maintain balance, and work faster the smart way.

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