DNI Heating, AC, Refrigeration, Plumbing & Electrical
Boulder, CO Indoor Air Quality · 25+ yrs
Overview
Ventilation services include ERV/HRV installs and sizing evidence on the company site. DNI Heating notes over 28 years serving Northern Colorado. The company lists whole-house humidifier installs and related plumbing expertise. DNI Heating's financing options are advertised for larger HVAC and IAQ projects. Local winters and dry mountain air increase humidity-control demand in Boulder, Colorado.
Whole-home IAQ work centers on ventilation and humidity control for Boulder-area homes. ERV/HRV ventilation is listed explicitly on their site. The company notes over 28 years in business, rounded to 25+ years. Financing is available for larger IAQ installations, per the site's services page.
Score breakdown
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
What customers say
Pros
- High Google rating (4.8★ across 80+ reviews)
- Long-established (25+ years in business)
When to choose them
- You need to finance the work
- You prefer a family-owned operation
- You value a long-tenured local operator (25+ years in business)
Service area
Contact & hours
Frequently asked questions
What are the pros of DNI Heating, AC, Refrigeration, Plumbing & Electrical?
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What is the Vouched Score for DNI Heating, AC, Refrigeration, Plumbing & Electrical?
How long has DNI Heating, AC, Refrigeration, Plumbing & Electrical been in business?
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What does indoor air quality service typically cost when working with a Boulder, CO provider like DNI Heating, AC, Refrigeration, Plumbing & Electrical?
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
DNI Heating, AC, Refrigeration, Plumbing & Electrical (this company) |
73/100 | 4.8★ (80+) | 25+ |
Save Home Heat Company ⭐ Highest Vouched Score · ⭐ Best for Commercial AC Repair |
84/100 | 4.9★ (845+) | 45+ |
Jim Needham Heating Cooling Plumbing and Drain ⭐ Humidity Control |
89/100 | 4.9★ (6,510+) | 100+ |
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Profile last updated July 28, 2026.