Haag Panel & Membrane Gauge™
The Haag Panel & Membrane Gauge™ estimates the thickness of steel and aluminum panels and single-ply membranes.
4/09 Shingle Gauge™
The 4/09 Shingle Gauge™ measures the thickness of an asphalt composition shingle, and based on analyses made by Haag, correlates that thickness to a warranty level.
1/12 Shingle Gauge™ (3-Tab Only)
The 1/12 Shingle Gauge™ estimates the warranty levels of 3-Tab fiberglass asphalt shingles installed after Jan. 2011. Scroll below for more info, including a sneak-peek video and a how-to-use demo video.
Composition Roofs Damage Assessment Field Guide
This item is currently on back-order. We are soon to release an updated 2nd Edition. Stay tuned!
Metal Roofs Damage Assessment Field Guide
Our newest publication is a must-have guide featuring metal roofing. Learn how to differentiate functional damage from issues related to manufacture, installation, and weathering. Scroll below for info and a sneak-peek video.
Wood Roofs Damage Assessment Field Guide
The Wood Roofs Damage Assessment Field Guide is an enhanced reference book featuring large, detailed photos and informative explanations.