Technicians servicing refrigeration systems need to be knowledgeable in several different trades, one of which is plumbing. Since evaporators typically operate below the dew point temperature of the ...

If your boiler stops working and it's freezing outside, there's a good chance that you'll be able to get it up and running again yourself. You can avoid a costly bill and a cold wait to get things ...

The 1980s brought forth the first condensing gas-fired appliances we dealt with: 92% efficiency furnaces. Those first-generation condensing furnaces had more than their share of glitches, which gave ...

Question: I reside in a large senior condo complex built in 1978. It consists of two-story buildings with 14 units per building. There is a rule that holds the individual unit owners responsible for ...

BEWARE: Acid condensate might not sound like a supervillain, but in the world of high-efficiency condensing boilers, furnaces, and water heaters, it’s a very real threat. September 20, 2025 Every day, ...