Ventilation

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MacroAir, manufacturer of high volume, low speed (HVLS) fans, has named Barry Warner as its new president. The company said Warner will provide strategic leadership, enhance operations management, and further support MacroAir’s growing distributor network.

The Building Performance Institute Inc. (BPI) and Aeroseal LLC have announced a strategic partnership to offer BPI GoldStar Contractor program participation to Aeroseal dealers, and to provide Aeroseal’s Comfort Institute home performance training to BPI GoldStar Contractors.

Since Halloween is right around the corner, I thought it would be a perfect time to take a look at some of the ghosts in duct systems that are often tracked down by progressive HVAC companies. Some of these issues are directly caused by the duct system itself while others are an indirect result of its influence.

SureSeal Vent-Guard is a plumbing vent stack device for eliminating toxic sewer gas and odor egress and migration to nearby rooftop HVAC system outdoor air intakes. 

The Mobile PRO combines Aeroseal’s home duct-sealing system with the equipment and accessories used in the sealing process — all pre-assembled and ready to run directly from within the Mobile PRO trailer. 

As common as this installation method is, it has some unintended consequences that can plague the safe and efficient operation of an HVAC system. Let’s look at why open filter racks can be a problem and the issues they might be creating in the systems you install, maintain, and service.

Installers and specifiers know a gas appliance is only as good as the venting system it’s connected to. Poor venting can cause improper combustion, but, more importantly, can also lead to flue gas leakage into heated spaces — a problem with deadly consequences.

Ecovent, maker of an intelligent home zoning system, recently announced it closed a $6.9 million Series A funding round led by Emerson Climate Technologies Inc., a business segment of Emerson. The round also included participation from Tamarisc and Blue Fog Capital.

The Testo 420 balometer flow hood weighs in at 6.3 pounds and incorporates a built-in, patent pending flow straightener. 

As small businesses increasingly embrace the “industrial” and spacious look exposed ductwork creates, contractors are warming up to the idea, as well.