Contents

APRIL 2021
VOL. 51 ISSUE 3

FEATURES

You should be aware ASHRAE Standard 90.1 has undergone recent updates.

Shaping tomorrow’s built environment - ASHRAE Standard 90.1 defines building energy efficiency

Doyle Inc. Roofing, Cheboygan, Mich., helps renovate Bay Harbor Yacht Club on the Lake Michigan shoreline.

Roofing along the bay - Doyle Inc. Roofing helps renovate Bay Harbor Yacht Club

Your contract can make or break first breach situations.

Winning the first breach battle - Your contract can make or break first breach situations

Updates to the I-Codes will affect roof system design and installation.

A compendium of changes - Updates to the I-Codes will affect roof system design and installation