US HVAC Reviews
Home & light commercial HVAC, reviewed daily
6 articles · 4 new daily
Updated August 15, 2026

All reviews and guides

6 articles, newest first. 4 are added every day.

Outdoor unit of a cold-climate heat pump mounted on a wall bracket beside a house
Review Heat pumps
A quiet 3-ton cold-climate heat pump that holds heat to 5°F
It carries a 9.5 HSPF2 rating, a variable-speed compressor and a 10-year parts warranty. Installed quotes land between $12,400 and $18,900 — here is what that buys, and where a two-stage…
August 15, 2026 · 6 min read · 4.5/5
High-efficiency condensing gas furnace installed in a basement mechanical room
Cost guide Furnaces
What a new gas furnace actually costs to install in 2026
National installed quotes run from $4,200 for a single-stage 80% unit to $11,800 for a modulating 97% condensing furnace. Almost none of that spread is the furnace itself.
August 14, 2026
Wall-mounted ductless mini split head above a window in a living room
Comparison Mini splits
Mini split vs central air for a 1,600 sq ft ranch
The ductless system costs more up front and runs cheaper. Whether that trade is worth it comes down to one question about your existing ductwork.
August 13, 2026 · 4/5
Smart thermostat mounted on a wall showing the current temperature
Review Thermostats
The mid-tier smart thermostat that beats the flagship
It costs $130, drives three heating stages and two cooling stages, and does not need a C-wire adapter in most installs. The flagship it replaces does none of that better.
August 12, 2026 · 4.5/5
Outdoor condenser unit of a variable-speed central air conditioner beside a house
Guide Air conditioners
Variable-speed AC: worth the $3,000 premium?
The efficiency argument does not survive contact with a spreadsheet. The comfort argument might, and it depends almost entirely on your climate's humidity.
August 11, 2026
Heat pump water heater installed in a basement utility area
Review Water heaters
Heat pump water heaters: the 2026 efficiency picture
A 4.0 UEF unit uses roughly a third of the electricity of a conventional resistance tank. It also needs 700 cubic feet of air, a drain, and somewhere you will not hear it.
August 10, 2026 · 4/5