Mountain Valley Plumbing and Heating

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About Mountain Valley Plumbing and Heating
With 60 verified reviews contributing to a 4.8-star average, Mountain Valley Plumbing and Heating operates as a full-spectrum plumbing, heating, and cooling contractor serving Windsor, Longmont, Boulder, Greeley, and surrounding Colorado communities. The company maintains standard weekday hours from 8 AM to 6 PM with Saturday availability until 5 PM, providing scheduled service across residential and light commercial sectors. Online review volume indicates sustained market presence, though the precise founding year remains undocumented in public records.
The contractor differentiates itself through depth of equipment expertise spanning multiple trade disciplines. Their service menu encompasses traditional plumbing fixtures alongside tankless water heater systems, heat pump technology, boiler repair, air duct cleaning, and specialized offerings such as sewer ejector pumps, backflow prevention, and water conditioning for whole-home filtration. This breadth eliminates the need for homeowners to engage separate specialists when multi-system issues arise.
Customer feedback consistently recognizes a technician named Steve for responsive same-day communication, arriving within 30 minutes for urgent natural gas work and completing water heater replacements, toilet installations, and kitchen sink upgrades within tight timeframes. Reviewers describe efficient turnaround on water heater and three-toilet replacements completed within one week of contact, with one customer noting blockage resolution between kitchen drain and main sewer line. Steve's communication style and willingness to accommodate scheduling flexibility appear across multiple unsolicited endorsements.
What Customers Say
Across 6 detailed reviews examined, all respondents awarded 5-star ratings. Technicians are specifically named in 5 of those reviews, with Steve mentioned by every reviewer citing specific work. Common themes include same-day callback responsiveness, reasonable pricing compared to prior jobs, and cleanup practices after completing repairs.
Working Hours
| Sunday | Closed |
| Monday | 8 AM–6 PM |
| Tuesday | 8 AM–6 PM |
| WednesdayToday | 8 AM–6 PM |
| Thursday | 8 AM–6 PM |
| Friday | 8 AM–6 PM |
| Saturday | 8 AM–5 PM |
Services
Emergency Plumbing Repair
Same-day response for leaks, burst pipes, clogs, and fixture failures requiring immediate attention.
Water Heater Services
Installation, repair, and replacement for both traditional tank and tankless water heating systems.
Drain Cleaning & Sewer Line Work
Professional snaking, hydro-jetting, and sewer ejector pump services for blocked or slow drains.
Toilet & Fixture Installs
Complete toilet replacement, garbage disposal installation, sink upgrades, and faucet repair.
Backflow Prevention Testing
Certified testing and device installation to protect municipal water supplies from contamination.
Heating System Service
Furnace repair, heat pump maintenance, and boiler services for residential heating needs.
Cooling & Air Quality
AC repair and replacement, duct cleaning, and whole-home air filtration systems.