888 Heating & Air Conditioning

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About 888 Heating & Air Conditioning
888 Heating & Air Conditioning has built a formidable reputation in Centennial and across the Denver metro area, amassing 1,310 reviews with a near-perfect 4.9-star rating that speaks to consistent, quality workmanship. This contractor operates around the clock, every day of the year, making them a reliable choice for homeowners facing HVAC emergencies in Colorado's unpredictable climate. Their review volume alone places them among the most-reviewed HVAC providers in the region, a testament to their sustained presence in the market and the trust they have earned from local homeowners.
What distinguishes 888 from competitors is their meticulous approach to system sizing and installation. Multiple reviewers note that unlike other contractors who provide quick estimates, 888 conducts thorough load calculations, measuring windows, assessing square footage, and evaluating sun orientation to determine the precise tonnage needed for each home. They back their work with a customer-focused bid process that can take up to two hours, ensuring homeowners understand exactly what they're getting. The company sources equipment from major manufacturers including Goodman and Daikin, and offers annual maintenance programs to protect the investment.
Homeowners consistently praise specific team members by name. Bryan, a sales professional, earned high marks for his patience and technical due diligence during the quoting process. Installers Mason and Gio completed a full system replacement in approximately seven hours, maintaining a clean worksite with mats and pads while walking homeowners through each step. Electrician Kenny verified the wiring installation, providing additional peace of mind. When a 22-year-old AC unit failed or a 1985 system needed modernizing, these technicians delivered solutions that transformed aging setups into modern, efficient systems.
What Customers Say
Reviewers consistently praise the company's technical precision and thoroughness, with multiple customers noting 888 was the only contractor to perform load calculations before bidding. Customers describe the team as fast, polite, and professional, with high-quality furnace and AC replacements earning particular commendation.
Working Hours
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Services
HVAC System Replacement
Complete replacement of aging heating and cooling systems with modern, efficient equipment from major manufacturers.
Load Calculation & Sizing
Technical assessment measuring windows, square footage, and sun orientation to determine precise system tonnage.
AC Repair & Maintenance
Diagnostic services, repairs, and tune-ups for air conditioning systems of all ages and brands.
Furnace Installation & Repair
Heating system replacement and repair services, with high-quality furnace installations praised by reviewers.
24/7 Emergency Service
Round-the-clock emergency HVAC repairs available every day, including weekends and holidays.
Annual Maintenance Programs
Scheduled maintenance plans designed to protect HVAC investments and extend system lifespan.