Free Smart HVAC Calculator

Your HVAC education starts here

We'll walk you through every decision — what it means, why it matters, and what it costs. An educated homeowner always makes a better investment.

Most people choose the cheapest option because no one took the time to explain the difference. This calculator is different — every step has education built in so you can make the right choice for your home, not just the cheapest one.

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Educate first, recommend second
Every option has a "ⓘ Learn more" — tap it. We want you to understand what you're buying before you buy it.
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No pressure, no upsells
We built this tool to inform, not to sell. We recommend what fits your home and your budget — full stop.
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Real prices from real jobs
Every range is built from 1,200+ actual MoJo installations across Denver Metro. No inflated estimates.

Let's find the right system for your home

Enter your zip code — we'll auto-detect your climate zone so your estimate is accurate for your area.

📍 Serving Denver Metro🛡️ NATE-certified technicians⭐ BBB Accredited

Common Questions About HVAC Pricing

Straight answers from 16+ years of Denver Metro installs.

More questions? See our full FAQ or call (720) 807-4050.

Comfortable Payments for Comfortable Homes

Flexible financing through Foundation Finance. Most approvals in minutes. No prepayment penalties.

The Essentials
Standard furnace replacement
~$79/mo
60 months · Total ~$6,000
"Less than your streaming subscriptions"
⭐ Sweet Spot
The Sweet Spot
Mid-efficiency AC + Furnace
~$237/mo
60 months · Total ~$18,000
"Complete comfort, affordable monthly"
The Full Upgrade
High-efficiency full system + add-ons
~$461/mo
60 months · Total ~$35,000
"Premium comfort, maximum savings"
Apply for Financing →Or call (720) 807-4050 to discuss options

Financing offered through Foundation Finance Company. Rates, terms, and approval amounts vary by credit profile. Checking your options will not affect your credit score.

Ready to Get Your Home's MoJo Back?

Book online in 30 seconds, or call us. Same-day appointments available.

✓ NATE-certified technicians✓ 16+ years in Denver✓ Licensed & insured✓ Upfront pricing — no surprises

"By far the most trustworthy HVAC company in Denver. They always solve the problem, treat us with respect, and are completely honest, with no upsells or extra charges."

— Jenna W., Denver

Read more reviews →

HVAC Know How

Insights & Expert Tips

Stay cool, cozy, and informed with expert HVAC tips, home comfort advice, and seasonal updates from the MoJo's.

Indoor Air Quality

Can You Get Sick From Not Changing Air Filter HVAC? Denver Guide

Can you get sick from not changing air filter HVAC? Learn how dirty filters harm health in Denver's unique climate. Expert tips from NATE-certified techs.

Read More →

Furnace & Heating Systems

Colorado's Ultra Low NOx Furnace Law: What Denver Homeowners Must Know

Colorado's HB23-1161 changed which furnaces can be sold in Denver — and it's driving costs up 40–80%. Learn what the Ultra Low NOx law means for your next furnace replacement.

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Furnace & Heating Systems

Denver Furnace Buyers: EPA's 97% AFUE Rule Hits July 2026

The EPA's updated ENERGY STAR rule requires 97% AFUE furnaces in northern states by July 31, 2026. Denver homeowners who act now can still claim tax credits and lock in better pricing.

Read More →

Indoor Air Quality

Is My Air Filter Making Me Sick? Denver HVAC Health Guide

Dirty air filters can cause health issues in Denver's dry climate. Learn how HVAC filters affect indoor air quality and when to replace them for better health.

Read More →

Indoor Air Quality

Does HVAC Filter Help with Allergies? Denver Expert Guide

Do HVAC filters help with allergies in Denver? Learn which filters work best for Mile High allergens, dust, and dry air. Expert tips from NATE-certified pros.

Read More →

HVAC Education

What is the 20 Degree Rule for HVAC? Denver Guide

Learn the 20-degree HVAC rule and why it's crucial for Denver homes at 5,280 feet. Expert tips from MoJo Home Services for optimal comfort and efficiency.

Read More →

Indoor Air Quality

Can You Get Sick From Not Changing Air Filter HVAC? Denver Guide

Can you get sick from not changing air filter HVAC? Learn how dirty filters harm health in Denver's unique climate. Expert tips from NATE-certified techs.

Read More →

Furnace & Heating Systems

Denver Furnace Buyers: EPA's 97% AFUE Rule Hits July 2026

The EPA's updated ENERGY STAR rule requires 97% AFUE furnaces in northern states by July 31, 2026. Denver homeowners who act now can still claim tax credits and lock in better pricing.

Read More →

Indoor Air Quality

Does HVAC Filter Help with Allergies? Denver Expert Guide

Do HVAC filters help with allergies in Denver? Learn which filters work best for Mile High allergens, dust, and dry air. Expert tips from NATE-certified pros.

Read More →

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