Do you need your air conditioner, heating unit or refrigeration equipment repaired? You'll be glad to know that BLM Refrigeration Heating and Air Conditioning provides HVAC and refrigeration services. Though our HVAC company is based in Bridgeport, CT, we offer repairs throughout Fairfield County. You can trust us to do anything that's needed to get your equipment in working order. We also offer installations for heating and air conditioning units.