How long does HVAC installation take?
A straightforward equipment change-out may fit within one working day, while duct changes, electrical upgrades, fuel or venting work, permits, and multi-system projects can extend fieldwork across several days. The full timeline also includes assessment, equipment availability, scheduling, and closeout.
Start with the decision in front of you.
Furnace replacement
Compare replacement options, scope, timeline, and the electrical work around them.
Explore →02AC installation
Plan cooling equipment, electrical capacity, controls, and install-day scope.
Explore →03Heat pumps
Evaluate cold-climate comfort, electrical capacity, and incentive paperwork.
Explore →Before installation
The team confirms scope, equipment, site access, electrical and duct conditions, controls, permit requirements, and any dependencies that affect scheduling.
- ✓Assessment and sizing
- ✓Equipment and scope approval
- ✓Permit and scheduling
- ✓Home-protection plan
Installation and startup
Removal, equipment placement, connections, duct or line work, electrical, controls, testing, and homeowner walkthrough make up the field sequence.
- ✓Protect and prepare work areas
- ✓Remove and install equipment
- ✓Complete connections and controls
- ✓Start up, test, and explain
What most often adds time
The schedule changes when the project needs duct transitions, line-set or refrigerant work, venting changes, condensate routing, electrical capacity work, equipment relocation, difficult access, or coordination with an inspection or utility.
- ✓Duct, venting, and drainage changes
- ✓Electrical upgrades
- ✓Equipment access or relocation
- ✓Permit, inspection, or utility dependencies
Questions to settle before install day
Ask who handles permits, which equipment and accessories are included, how long the home may be without heating or cooling, what areas need access, how startup is documented, and what the final walkthrough covers.
- ✓Written equipment and scope
- ✓Expected service interruption
- ✓Permit responsibility
- ✓Startup and closeout records
Primary references behind this guide.
Tell us what is going on at your place.
Share the basics and we’ll route the request to the right service line. We'll text you ASAP to continue the conversation, then a One Line specialist will reach out as soon as possible.
- ✓Flat-rate scope before work
- ✓Electrical, HVAC, and water-heater team
- ✓Denver metro service area