1 / 10
A close-up view of an older, open natural gas furnace with its access panel removed, showing the internal wiring, gas valve, and burner components.
2 / 10
An outdoor Lennox/Samsung heat pump condenser unit with dual fans, mounted on a white stand against a stone foundation wall.
3 / 10
Two wall-mounted, white Navien tankless water heaters installed side-by-side in a basement, surrounded by copper and PVC piping.
4 / 10
Two Lennox/Samsung heat pump condenser units are installed side-by-side on stands against a stone basement wall beneath a wooden deck.
5 / 10
A complex arrangement of brass plumbing, valves, and two black-capped backflow preventer devices installed near a concrete basement wall.
6 / 10
A newly installed, teal-colored Steamax boiler with black piping and a digital display sits in a wet basement near a traditional water heater.
7 / 10
An HVAC technician wearing a tool belt uses a yellow and black multimeter and pliers to inspect the components inside an open furnace.
8 / 10
A maintenance technician, wearing a navy polo, works on the indoor wall unit of a ductless mini-split air conditioner.
9 / 10
A floor-mounted, white ductless mini-split air handler is installed neatly into a tight corner beneath a sloped ceiling, next to white conduit.
10 / 10
boiler room, showing the tops of two units in the foreground, and a wall filled with white, insulated pipes, valves, and copper tubing in the background.
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