All American Air & Solar Systems handles heating, cooling, air conditioning and furnaces. It sells and installs such items as gas furnaces, ventilators, UV lights, water heaters and solar panels. All American offers financing and free estimates. Many of its products qualify customers for a 30% federal tax credit. Though it specializes in home installations, it accepts commercial and industrial jobs.
Coastal Plumbing & Heating is a plumbing contractor based in Petaluma, Calif. Coastal offers commercial and residential clients throughout the San Francisco Bay area with piping, leak repairs and heater installations.