Daigle Plumbing, Heating & Cooling

When the indoor tank from a recent customer's well started leaking and flooding the equipment room and garage, a woman at Daigle got a technician out the same day, and Jason had it fixed in around 20 minutes. Daigle Plumbing, Heating & Cooling describes itself as a family-owned Derry plumbing, heating and cooling contractor and says it has served New Hampshire since 1981. Its New Hampshire plumber license, MBE0001420, is active on the state registry under G.A. Daigle and Family, LLC. On Google it holds 4.8 stars from 1,005 ratings. One customer woke up with no hot water, noticed the Daigle truck at a neighbor's house, and said Justin came over, gave a quote and had it fixed in an hour. Another said Dan arrived on schedule and cleaned four mini splits and both outside units. A water heater install by Justin drew praise for explaining things every step of the way, and Jason replaced a customer's back outdoor faucets. A 2026 customer said two techs serviced a furnace and adjusted a part that was creating a banging noise. A 2025 customer said the company replaced their entire HVAC system, tailored it to their existing solar setup and installed a humidifier. In a 2023 review, a customer said Daigle replaced a 31-year-old boiler along with a 275-gallon oil tank, and that Jordan and Jeremy completed all the work. A recent customer seeking AC work said it took 10 days to get a quote. A 2025 customer said the technician arrived at 11:30 for a 10-to-12 window, left boot marks on the tile floor and charged almost $800 for items they could buy for less than $75. A 2025 customer said two repairs, each costing nearly $1,000, did not resolve the original issue. A 2025 customer said it took 5 visits to fix an oil burner. A 2023 customer said they paid $385 for an hour's worth of work and a $70 part.