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UniColorado
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Castle Pines cityscape

Castle Pines, Colorado

Castle Pines HVAC Contractor

UniColorado is a Douglas County licensed HVAC contractor serving Castle Pines Village, Castle Pines North, and the surrounding area. With 215+ installations in custom homes and luxury properties, we handle furnace installation, AC installation, heat pump systems, and multi-zone ductless configurations for homes that often exceed 4,000 sq ft. Every system is sized for Castle Pines' 6,200-foot elevation - not Denver metro defaults.

10+ Years Serving Castle Pines
500+ Installations
License #MA170322 (Douglas County)

Castle Pines HVAC Experts

Family-owned & operated

Free in-home estimates
100% satisfaction guarantee
Licensed & insured locally

Trusted by thousands of Castle Pines homeowners

Free Estimates
100% Satisfaction Guarantee
BBB A+ RatingMitsubishi Diamond ContractorNATE CertifiedHomeAdvisor Top RatedYelp 5-Star Rating
Green Business Colorado
BPI CertifiedGoogle Guaranteed

Available RebatesCastle Pines

Rebates & Incentives for Castle Pines Homeowners

Castle Pines is served by Xcel Energy (electric) and Xcel Energy (gas). Here are the rebate programs you may qualify for.

10+Years serving Castle Pines
215+Castle Pines homeowners served
100%Satisfaction guarantee
UniColorado Heating & Cooling

About Us

Your Local Castle Pines HVAC Experts

Castle Pines is a unique market. The Village is one of Colorado's most exclusive gated communities, with homes that rival Cherry Hills in size and complexity - but the HVAC challenges are even more demanding because of the elevation. At 6,200+ feet, every component of system design shifts: furnace combustion derates 18-20%, AC capacity drops 14-16%, and heat pump efficiency curves change. Original equipment in 1980s-1990s Village homes is now 25-40 years old. When we replace these systems, we're often working with complex multi-zone configurations, walkout basements with different load profiles per level, and mechanical rooms designed for 1985 equipment dimensions that don't always accommodate modern air handlers without modifications. Castle Pines North presents a different challenge: production homes with builder-grade systems approaching their first major replacement cycle. These jobs are more straightforward, but they still require altitude-adjusted Manual J sizing that many contractors skip - a gap that leaves homeowners with undersized equipment that struggles on the coldest January nights. We hold Douglas County license #MA170322, carry full gated community access coordination procedures for Village jobs, and plan every installation to complete in a single visit when possible to minimize disruption at secured entries.

Local HVACConsiderations

HVAC at 6,200 Feet

6,200 ft elevation
  • At 6,200 feet, equipment derates significantly from nameplate ratings. A furnace rated at 100,000 BTU delivers approximately 82,000 BTU at Castle Pines elevation. A 5-ton AC delivers roughly 4.3 tons of actual cooling. We apply altitude-corrected Manual J calculations for every job - not Denver-based rules of thumb.

  • Village homes with three levels (walkout basement, main floor, upper floor) often need independent systems per level. Single-system designs with zoning dampers struggle with the load diversity across levels that face different sun exposure and have different insulation generations. We assess each floor independently before recommending a configuration.

  • Castle Pines North homes built 2005-2012 are now 14-20 years old. Original builder-grade equipment (commonly Lennox or Trane) is reaching end of life on an accelerated schedule due to the altitude and temperature swings. Many homeowners in Canyonside and The Retreat are entering their first major replacement decision.

  • Gated community access for the Village requires coordination with security, verified gate codes, and planned vehicle access for equipment delivery. We treat this as a scheduling requirement, not an afterthought - and we design the installation timeline to complete in a single visit when possible to avoid repeat access requests.

  • Many Village homes have 20-30 ft vaulted ceilings in great rooms. Hot air rises and pools at the ceiling, leaving the living area cold regardless of what the thermostat reads. Ceiling fans on reverse (updraft) mode help redistribute heat, but the equipment-level solution is variable-speed systems running in continuous low-speed fan mode - which circulates air steadily rather than cycling on and off - combined with proper supply register placement during any ductwork modifications.

Local Climate

Castle Pines is the highest-elevation location in our entire service area, sitting at 6,200 feet at the community center with Village ridgeline homes climbing to 6,600+ feet - nearly 1,000 feet above Denver. At that altitude, AC systems derate 14-16% compared to sea-level ratings, meaning a system that performs well in Denver will be measurably undersized here. Castle Pines averages 80+ inches of snow annually (vs. Denver's 57) due to its southern foothills-adjacent position and elevation gain. January overnight lows frequently reach -5°F to 5°F, well below Denver's typical 10-15°F range. Homes on exposed Village ridgelines face severe wind loading that can increase heating demand 15-20% compared to sheltered homes at the same elevation, and summer afternoon thunderstorms are more frequent and more severe than at lower elevations, with larger hail.

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ZIP Codes We Serve in Castle Pines

Full service areaExtended coverage

4 ZIP codes in Castle Pines service area

Why ChooseUniColorado

Your Trusted Castle Pines HVAC Experts

1

Douglas County Licensed: We hold Douglas County HVAC license #MA170322 - fully licensed, bonded, and insured for all residential work in Castle Pines.

2

Altitude-Adjusted Sizing: Every job starts with altitude-corrected Manual J calculations. We don't use Denver-based sizing rules for a community that sits nearly 1,000 ft higher.

3

Custom Home Multi-Zone Expertise: We routinely work on 4,000-8,000+ sq ft Village homes with dual furnaces, three-zone systems, and walkout basement load profiles.

4

Gated Community Access Coordination: We carry verified access procedures for Castle Pines Village and schedule installations to complete in a single visit whenever possible.

5

Village and North Experience: We understand the difference between 1980s custom Village construction and 2005-2012 Castle Pines North production homes - and we approach each accordingly.

6

Premium Equipment Focus: Mitsubishi, Carrier, and Bosch systems certified and installed correctly. No undersized or mismatched equipment to hit a price point.

Your SatisfactionIs Guaranteed

Our Castle Pines Homeowners Love Us

We're proud to consistently achieve 100% homeowner satisfaction. That's the UniCo way.

5.0
Google Reviews (138)

Chastity O.

My mother debra was a customer of theirs. They did an amazing job. My mom feels they were so hood to her. They were professional and supportive even when problems did arise. She appreciates all you did for her. She would recommend yall to anyone!!

Google Review

Kyle M.

Aydin and team were absolutely fantastic. The install was efficient and smooth. By far the best value that we received quotes for.

Google Review

Michael M.

Afshin and Aydin were great to work with! The whole process from solution design through installation went smoothly, all at a fair price. They were always responsive and the job finished on time. Couldn't recommend more.

Google Review

Recent WorkCastle Pines

Recent Projects in Castle Pines

Real installations we've completed for Castle Pines homeowners.

Multi-Zone Heat PumpNovember 2025
Castle Pines Village, Castle Pines

Mitsubishi Hyper-Heating 4-zone for 5,200 sq ft custom home. Replaced 25-year-old dual furnace system. Full electrification.

AC + Furnace ReplacementAugust 2025
Castle Pines North, Castle Pines

Carrier Infinity matched system for 3,800 sq ft 2008 home. Original equipment was 16 years old. Added zoning.

Furnace ReplacementJanuary 2026
Castle Pines Village, Castle Pines

Bosch 96% AFUE for 4,100 sq ft home with existing radiant backup. Original furnace was 28 years old.

3-System Full ReplacementOctober 2025
Castle Pines Village (Ridgeline), Castle Pines

6,500 sq ft custom home at 6,500 ft elevation with three independent systems: walkout basement, main level, and upper level. Each system altitude-adjusted and matched to the load profile of its floor. Replaced original 1993 equipment across all three zones.

AC + Furnace ReplacementSeptember 2025
Castle Pines North (Canyonside), Castle Pines

2,800 sq ft 2008 production home. Replaced original builder-grade Lennox with Carrier Infinity matched system - first major replacement at 17 years. Altitude-corrected sizing was 0.5 tons larger than the outgoing unit.

NotableLandmarks

Proudly Serving Castle Pines

The Country Club at Castle Pines golf course

The Country Club at Castle Pines

Castle Pines Village gated community entrance

Castle Pines Village Gate

Elk Ridge Park in Castle Pines

Elk Ridge Park

Local History

The Story of Castle Pines

Castle Pines is an affluent community in Douglas County, Colorado, known for its stunning mountain views, championship golf courses, and custom luxury homes. The area includes Castle Pines Village, a private gated community established in 1981 around The Country Club at Castle Pines, and Castle Pines North, a newer development that became the City of Castle Pines in 2008. The community sits at an elevation of approximately 6,200 feet along the I-25 corridor between Denver and Castle Rock. Castle Pines residents enjoy access to excellent schools, open space, and a suburban lifestyle with easy commuting distance to the Denver Tech Center and downtown Denver.

AnsweringYour Questions

Frequently Asked Questions

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