Resources
Engineering notes from 40+ years in the field.
Technical guidance, project retrospectives and industry commentary from the team that specs and supports every system we supply.
PROJECT INSIGHTS · FEATURED
A look at the Armstrong-powered retrofit that paid for itself well inside its expected lifespan
and what it tells other facility owners about retrofit economics.
Read article →TECHNICAL GUIDES
A practical guide to sizing booster pumps for high-rise buildings
The variables engineers underestimate most often, and how to avoid an undersized system.
PROJECT INSIGHTS
What it takes to engineer Africa's largest district cooling plant
Lessons from the New Administration Capital's 60,000 TR Ministries District plant.
TECHNICAL GUIDES
Condensing vs. fire tube boilers: which fits your building?
A straightforward comparison for facilities managers weighing efficiency against capacity.
INDUSTRY & MARKET
Where Egypt's HVAC and district cooling market is heading next
Demand drivers behind the New Capital, North Coast and Red Sea pipeline of projects.
TECHNICAL GUIDES
Air filtration for collections that can't tolerate failure
What museum and archival environments require that standard commercial filtration doesn't.
COMPANY NEWS
Gabtic renews ISO 9001:2015 certification
What the recertification covers, and why it matters to specifiers and contractors.