Fire and Smoke FAQ
Fire and Smoke Damper FAQ Fire, Smoke and Combination Fire/Smoke dampers (also known as UL dampers) are code enforced items that are required to minimize the hazards of a fire through the HVAC system. [...]
Chilled Beam, Underfloor, and Lower Dew Point Applications
Engineered Air Solutions offers a complete line of dehumidification products to meet your application and budget. Unbiased white paper on the different types of dehumidification Chilled beams use warmer chilled water and induction to [...]
Basic Pool Design and Layout
While the purpose of this article is to give a good overview, it should not be the sole reference for a complete pool design. If you have noticed excessive corrosion, mold/mildew or strong indoor [...]
Acoustical Terms and Definitions
Courtesy of Pottorff: Absorption Coefficient (1) Ideally, the randomly incident sound power which is absorbed (or otherwise, not reflected) by a material. (2) A measure of the sound absorptive property of a material as approximated [...]
Hot Gas Reheat Retrofit?
Over the years all of us in the industry have had the issue where a space has a humidity problem and as an engineer, mechanical contractor, building owner or equipment vendor has been asked [...]
P trap design
Do you know the proper way to size a P trap on an HVAC unit? The pull of the water to the drain has to exceed the sucking of the supply fan (“negative pressure”).Rule [...]