CREATING VALUE. REDUCING RISK.
WHERE DESIGN AND CONSTRUCTION MEET.

Succeeding with Substitution Requests

This month’s Tech Tip, geared toward product reps, is a good start to ANYONE interested in proposing substitutions. Randy makes a few excellent points that would help contractors as well as product reps. In a previous position part of my work was reviewing...

Exterior Window Ratings

What is an AW60 window and how will it perform? The window performance classes and performance grades set by the North American Fenestration Standard provide a simplified method for specifying the minimum performance for air infiltration, water penetration, and...

Air Barriers

What functions must an air barrier perform? It may be more than the obvious. Learn about the types, functions, performance, difficulties, and details for air barriers to be effective. Air barriers must be carefully selected to provide the correct expected performance....

Slab on Grade Vapor Retarders

Vapor retarders, vapor barriers, waterproofing – there are differences between the three materials and why they are used under slabs on grade. This month’s article addresses those differences and focuses on the use and proper installation of vapor...