Technical Bulletins

IWCA, NGA, & GANA: Proper Procedures for Cleaning Architectural Glass Products

This joint technical Bulletin is the pinnacle of a huge cooperative effort between NGA, GANA, and IWCA.,” shares Paul West, ...
Read More

Systematic Cleaning and Restoration of Architectural Glass

This bulletin provides scientific evidence and answers to the question: How often should I have my glass cleaned, and Why? ...
Read More

Construction Site Protection and Maintenance of Architectural Glass

This bulletin outlines the need for proper protection of architectural glass throughout the construction process to all general contractors and ...
Read More

TechBulletin #1 – ArtilleryFungus

This technical bulletin covers artillery fungus and the different methods of removing it from houses and windows. Click to View ...
Read More

Safe Practices for Rope Descent Systems Guide Now Available! Read