Hot and cold rooms
Undersized or crushed runs starve some rooms while others get too much. Sizing each run to its room and balancing the system evens it out.
New ductwork designed for the rooms it serves — not just the shortest run
Duct Installation Denver for Even Comfort
Duct installation Denver homeowners need usually follows a bigger change: a new heating or cooling system, a finished basement, or rooms that never get enough air. Ducts are the delivery system — if they are wrong, the equipment cannot do its job. Call (720) 806-7634 to talk through your home.
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About this service
Duct Installation in Denver: What the Job Involves
Duct installation is designing and running the sheet-metal or flexible ductwork that carries heated and cooled air to every room: supply runs, return runs, registers, and the connections at the furnace, air handler, or heat pump. Each run is sized for the room it serves.
Denver's older homes are where duct problems hide. Ducts added piecemeal over decades, runs squeezed through tight joists, and returns that were never installed leave rooms starved of air. New ductwork fixes the layout instead of patching it — proper sizes, short straight runs where possible, sealed joints, and a return in the rooms that need one.
- ✓ Sized run by run
- ✓ Sealed joints throughout
- ✓ Returns where rooms need them
- ✓ Balanced at the registers
What's included
What Our Duct Installation Includes
A duct job is design first, then the runs. Here is what a standard job includes.
✓
Duct design
We map the supply and return runs for the rooms, sized to the load of each room and the capacity of the system. The layout follows the house, not the easiest path.
✓
Sheet metal and flexible runs
We use rigid duct where runs are long or exposed, and flexible duct for short connections. Both are supported properly so they do not sag or crush.
✓
Sealed joints
Every joint and seam is sealed as it is built, so air goes to the rooms instead of leaking into the attic or crawl space.
✓
Registers and returns
We fit registers where the air should land and returns where rooms need them, so air circulates instead of pressurizing one room and starving the next.
✓
Connection to the system
We tie the new ductwork into the furnace, air handler, or heat pump, and check the connections for leaks.
✓
Airflow testing
We measure airflow at the registers and balance the runs, so each room gets the air it was designed for.
How it works
Our Duct Installation Process
01
Look at the house
We walk the rooms, check the existing ducts and the system they connect to, and note where air is weak or rooms run hot and cold.
02
Design the runs
We size each run for its room and draw the layout — supply, return, and register positions — before any duct is cut.
03
Build and hang
We fabricate and hang the ductwork, supporting every run so it stays straight and sealed over time.
04
Seal and connect
We seal every joint, connect the runs to the system, and fit registers and returns.
05
Test and balance
We measure airflow at each register, adjust the dampers, and confirm the rooms are getting the air they need.
Tools & methods
Tools and Methods We Use
Measuring and cutting tools for ductwork that fits the house it serves.
Airflow meter
Measures air at each register so runs can be balanced to the design, not by feel.
Static pressure gauge
Checks the pressure the system works against — high pressure means the ducts are choking the equipment.
Duct fabrication tools
Cut, fold, and crimp sheet metal to the sizes the design calls for.
Mastic and sealant
Seals joints and seams permanently, where tape alone would peel and leak.
Inspection camera
Lets us see inside existing runs to find crushed sections, disconnections, and blockages.
Level and hangers
Supports every run so ducts stay straight and sealed instead of sagging over time.
Typical jobs
Before and After
A finished basement with no air
Before
A finished basement had one small supply run and no return. It stayed cold in winter and stuffy in summer, whatever the thermostat said.
After
New supply and return runs, sized for the space, now keep the basement at the same temperature as the rest of the house.
Rooms starved by undersized runs
Before
Two bedrooms at the end of long, narrow duct runs never got enough air. The system ran longer and the rooms still lagged.
After
The runs were replaced with properly sized duct and the registers balanced. The bedrooms now hold temperature with the rest of the home.
A new system on old ducts
Before
A new heat pump was planned for a home whose ducts were leaky, disconnected in places, and undersized for the new equipment.
After
New ductwork was run before the heat pump went in, so the new system delivers its full capacity instead of losing air through the old runs.
Problems we solve
Problems New Ductwork Solves
Ducts are easy to blame last and find first. Here is what bad ductwork does to a Denver home.
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Weak airflow at the registers
Long runs, sharp bends, and leaks all cut airflow. A proper layout with sealed joints restores it.
Dust and drafts from leaks
Leaky ducts pull dusty air from attics and crawl spaces into the system. Sealed joints keep that air out of your rooms.
A system that strains
When ducts choke airflow, the equipment works harder and wears faster. Ducts matched to the system take that strain off.
About Lion Tech
Denver HVAC, Open Around the Clock
Lion Tech Home Services designs and installs ductwork from its Denver office at 7575 E 29th Pl #4052, sizing each run for the rooms it serves.
Customer reviews
What Denver Customers Say
Lion Tech Home Services is rated 5.0 out of 5 from 11 Google reviews.
★★★★★
“Martin does great work, is very transparent about costs, and most importantly backs up his work and will double back if needed without a question. I'll absolutely be using Lion Tech again when I need help around my homes.”
DE
Dominic EastGoogle review
✓ VerifiedHot and cold rooms, weak airflow at the registers, visible damage, or ducts that are disconnected or crushed are the usual signs. We inspect the runs and show you what we find before recommending anything.
Not always, but the ducts have to match the new system. Undersized or leaky ducts will hold a new system back, so we check them as part of any install quote.
It depends on the size of the home and how much ductwork is involved. A partial run replacement can take a day; a full new duct system takes longer. We confirm the schedule before work starts.
Properly sized, sealed, and balanced ductwork delivers the right amount of air to each room. That is what evens out temperatures — the equipment can only do its part if the ducts do theirs.
Ready when you are
Plan Your New Ductwork
Call (720) 806-7634 and talk through your home with us. We will look at the ducts, the system, and the rooms, and give you a quote for the work.
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Contact Lion Tech Home Services
Lion Tech Home Services, Denver — call (720) 806-7634, open 24 hours.