Measuring the pressure drop over an air filter reveals valuable clues to its influence on a system. This simple test will help a tech determine whether the filter is adequate for the system it is installed in.
Perhaps the best advice anyone could receive is to be persistent, enthusiastic, and prepared to battle through some adversity. After a while, there will be far more good times than bad. And, if the company remains steadfast, honest, and sincere in its commitment to provide quality workmanship, safety, and customer relations, it will have no problem attaining success.
It’s nice to be the hero, but, just as medicine is transforming from an expensive and reactionary model to a predictive and cost-effective one, so will HVAC. The result will be fewer high-margin jobs in the wake of catastrophes but more low-margin, predictive tuneups.
In the HVAC industry, manufacturers are working to meet the growing demand for smart, connected devices homeowners can control from their computers, tablets, and smartphones. Here are a few of the latest products available on the market.
Now in its sixth year, the ranking examined the total institutional and commercial square footage of LEED-certified space per resident certified throughout 2015, based on U.S. Census data. Illinois retained its top national position for the third year in a row, with 161 LEED certifications representing 3.43 square feet of certified space per resident.
HVAC contractors have taken notice of the growing Internet of Things market and stand ready to fulfill these demands, which often begin with the gateway into their customers’ homes: the smart thermostat.
Executive Order EO13706 would require federal prime contractors and subcontractors to permit workers employed on covered federal contracts and subcontracts of $2,000 or more to accrue one hour of paid sick leave for every 30 hours worked. The Notice of Proposed Rulemaking (NOPR) was published in the Federal Register on Feb. 25.