The best air conditioners Best overall: Frigidaire Gallery GHWW085TE1 - See at The Home Depot Our former top pick (still great): Midea U MAW08V1QWT - See at Amazon Best for large rooms: Frigidaire ...

Filtrete’s HVAC filters are widely available online and in stores, and they come in a huge range of sizes. We recommend the MPR 1900 Air Filter, which is rated MERV 13 — the highest level of ...

If your home isn't brand new, the cold air inside is probably seeping out through doors and windows with spotty seals, a poorly insulated attic and other locations of sneaky cracks.