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Claim This BusinessUnisystems Heating & AC LLC has anchored itself in Auburn's HVAC landscape for over 18 years, operated since 2007 by the father-son Lupulyak family. The company holds Washington State L&I license UNISYHA830C1, confirming their bonded and insured status. Across 56 verified reviews, homeowners have awarded a perfect 5-star rating, reflecting consistent workmanship. The company serves Auburn, Tacoma, Federal Way, and Kent, extending heating and cooling expertise throughout King and Pierce Counties to both residential households and small businesses.
What distinguishes Unisystems is their dual focus on manufacturer partnerships and transparent project execution. As a Bryant dealer, they install Bryant furnaces and complete AC systems, while their mini split and heat pump offerings cover the full spectrum from single-zone ductless to multi-ton conventional setups. The company maintains in-house crews rather than subcontracting, which enables same-day or next-day scheduling even during peak demand seasons. Every installation quote breaks down equipment and labor separately, allowing homeowners to weigh replacement versus repair decisions without pressure tactics.
Customer experiences underscore this operational model. When Stephanie Clark's 1997 furnace failed on a Friday evening, owner Paul responded within hours, assessed the system, and scheduled installation for the following day. The crew completed a full furnace and heat pump replacement in six hours, with Paul returning that evening to explain the new system's operation. Yufan zheng's Bryant furnace and AC installation received similar treatment: the team finished in a single day, cleaned all debris, and coordinated the final inspection, which passed without corrections. Alex, the company's primary estimator, adjusts scheduling for urgent situations while maintaining the same competitive pricing that four other quotes could not match.
Twelve of fifteen publicly displayed reviewer testimonials specifically credit the owner-operated team with responsive communication, same-day or next-day scheduling, and post-installation follow-through. Pricing appears in seven positive reviews as competitive or the lowest of multiple bids.
| Sunday | Closed |
| Monday | 8 AM–6 PM |
| Tuesday | 8 AM–6 PM |
| Wednesday | 8 AM–6 PM |
| ThursdayToday | 8 AM–6 PM |
| Friday | 8 AM–6 PM |
| Saturday | 9 AM–6 PM |
Complete heat pump system installation and replacement services for residential and light commercial properties. Includes equipment selection, professional installation, and system testing.
Ductless mini-split system installation for homes without existing ductwork or for zone-specific heating and cooling solutions. Services include unit placement and refrigerant line setup.
Central AC and condenser unit installation and replacement. Works with existing ducted systems or coordinates new ductwork installation.
Gas furnace installation and replacement including new wiring and venting. The company installs Bryant and other major furnace brands with professional permitting.
HVAC system consultation helping customers choose optimal equipment based on property size, efficiency goals, and budget. Includes competitive quote generation.