Haag Education presents the Single-Ply Roofs Damage Assessment Field Guide!
Haag's most popular book, now in a new and updated 2nd Edition!
The Haag Panel & Membrane Gauge™ helps you estimate the thickness of steel and aluminum panels and single-ply membranes.
The 4/09 Shingle Gauge™ measures the thickness of an asphalt composition shingle to aid you in estimating the warranty level.
The 1/12 Shingle Gauge™ estimates the warranty levels of 3-Tab fiberglass asphalt shingles installed after Jan. 2011.
A must-have guide featuring metal roofing! Learn how to differentiate functional damage from issues related to manufacture, installation, and weathering.