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New evaporator and supply plenum with ductwork

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KAC Express

Free In-Home AC Installation Estimate in Conroe, TX

Call (832) 326-5687 for a free in-home AC installation estimate anywhere in Conroe, TX. Every estimate includes a written Manual J load calculation, ductwork inspection, City of Conroe or Montgomery County permit review, and 2 to 3 system options at different SEER2 tiers. Estimates take 60 to 90 minutes with no obligation.

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Why Choose KAC Express for AC Installation in Conroe, TX

Choosing an installer matters more than choosing the equipment. A premium Trane installed poorly will underperform a mid-tier Goodman installed correctly. Here is what sets KAC Express apart in Conroe.

 

Trane Comfort Specialist, factory-authorized. Our installers train directly at Trane facilities. Trane sends warm referrals to Comfort Specialists in your Conroe ZIP code.

 AHRI-matched full system standard. We do not sell condenser-only replacements as default. The outdoor unit and indoor coil are always sized as a certified pair.

Written flat-rate quote with 2 to 3 SEER2 tier options. Base single-stage, two-stage mid-tier, and variable-speed premium side by side.

Free written Manual J load calculation on every estimate. Most Conroe contractors size systems using a 600 sq ft per ton rule, which oversizes 70 percent of homes.

City of Conroe and Montgomery County permit handling included on every installation. Not all Conroe contractors pull required permits, which affects code compliance and resale value.

Financing from 89 dollars per month on approved credit. 0 percent APR promotional periods. Lifetime workmanship guarantee on installation labor.

When to Install a New AC System vs. Repair the Old One

Not every failing AC needs replacement. Here is the honest framework KAC Express uses in Conroe.

The 5,000 Dollar Rule

Multiply your repair estimate by your system age in years. If the result exceeds 5,000 dollars, installation of a new system usually wins long-term. A 650 dollar repair on a 10-year-old system equals 6,500 dollars (install new). A 650 dollar repair on a 4-year-old system equals 2,600 dollars (repair).

Age Thresholds

System Age Recommendation
0 to 8 years Repair usually makes sense unless the compressor or evaporator coil has failed.
9 to 12 years Evaluate case by case. Compare the 5-year total cost of ownership before deciding.
13 to 15 years Installation usually provides the best long-term value. Energy savings often recover the investment within 4–6 years.
16+ years Replacement is recommended. Older R-22 systems can cost $150–$250 per pound to recharge, making repairs much more expensive.
New ac installation

Clear Signs It Is Time to Install a New AC System

  1.       Two or more significant repairs (over 500 dollars each) in the last 24 months
  2.       Summer electric bill up 20 percent or more with no rate change
  3.       System uses R-22 refrigerant (phased out by EPA in 2020)
  4.       Rooms in your Conroe home consistently 4 to 6 degrees warmer than others
  5.       Compressor failed and you were quoted 1,800 to 3,500 dollars for repair on a 12+ year-old system

Still not sure? Run our free HVAC Repair vs Replace Calculator for a side-by-side cost comparison.

Conroe Neighborhood AC Installation Coverage

KAC Express installs new AC systems across every Conroe neighborhood, from established downtown residences near Old Town Conroe to newer subdivisions along the Grand Parkway corridor. Our installation team is familiar with Conroe mix of housing stock: mid-century homes with original ductwork requiring replacement or modification, 1990s-2000s subdivisions ready for high-efficiency upgrades, and newer 2010+ builds with modern ductwork ready for premium variable-speed equipment. Whatever your Tomball neighborhood, we bring the same Manual J load calculation methodology, AHRI matched system installation standards, and 15 year investment protection commitment.

Air Conditioning Installation
South Woodlands
Oak Ridge North
South Woodlands
Woodlands Parkway
West Woodlands
Rayford Road corridor
North Woodlands
East Woodlands

Service Areas

Enter zip code to learn if we service your area

 Our team is dedicated to delivering reliable and high-quality solutions to every area we cover. Explore the sections below to check if we serve your location and learn more about our services.

Spring, TX
Atascocita, TX
The Woodlands, TX
Porter, TX
Tomball, TX
New Caney, TX
Conroe, TX
Klein, TX
Humble, TX
Shenandoah, TX
Kingwood, TX
Oak Ridge North

KAC Express

Our AC Installation Process in Conroe, TX

A proper installation in Conroe takes one full day for a straight replacement. Here is what happens.

Step 1. Free In-Home Estimate (60 to 90 min)

A KAC Express Comfort Advisor visits your Conroe home, performs a written Manual J load calculation, inspects existing ductwork for leakage and sizing, verifies electrical circuit adequacy, and discusses efficiency and budget. You receive 2 to 3 written system options within 24 hours.

Step 2. System Selection, Financing, and Permits

Once you select a system, we submit manufacturer warranty registration, apply for available instant rebates, process financing paperwork if requested, and pull all required City of Conroe or Montgomery County permits. Financing decisions typically arrive in 2 to 5 minutes. Installation is scheduled within 3 to 7 days.

Step 3. Old System Removal (EPA Compliant)

Refrigerant is recovered per EPA Section 608 requirements (never vented to atmosphere). The old outdoor condensing unit, indoor coil or air handler, and any damaged ductwork are removed and hauled away for recycling at no extra cost.

Step 4. New System Installation and Commissioning

The new outdoor condensing unit is set on a level pad. The new indoor coil or air handler is installed. Refrigerant lines are brazed with nitrogen purge, pressure-tested at 300+ PSI, and vacuumed to below 500 microns. System is charged with R-410A to manufacturer specification, verified with superheat and subcooling measurements. Full cooling cycle tested.

Step 5. Final Walkthrough, Warranty Registration, and Inspection

Our installer walks you through system operation, thermostat programming, filter change intervals, and warranty terms. Manufacturer warranty registration is completed on-site. City of Conroe or Montgomery County inspection is scheduled if required. You receive a written completion package with your AHRI certificate.

AC System Sizing for Conroe, TX Homes

The most expensive installation mistake in Conroe is oversizing. An oversized AC cools quickly, shuts off, and cycles back on. This wastes electricity, fails to remove humidity, and shortens compressor life. Conroe’s high humidity from Lake Conroe and Sam Houston National Forest makes proper sizing especially important.

Recommended AC Size by Home Square Footage

Home Size Correct Tonnage (Manual J) Wrong (Rule of Thumb)
1,500 to 1,800 sq ft 2.0 to 2.5 tons 2.5 to 3.0 tons (Oversized)
1,900 to 2,400 sq ft 2.5 to 3.5 tons 3.5 to 4.0 tons (Oversized)
2,500 to 3,200 sq ft 3.0 to 4.0 tons 4.0 to 5.5 tons (Oversized)
3,300 to 4,000 sq ft 4.0 to 5.0 tons 5.5 to 7.0 tons (Oversized)
4,000+ sq ft Usually needs 2 zoned systems Rule fails at this size

Trusted HVAC Brands We Work With

We proudly service and work with some of the most trusted HVAC brands in the industry. Our certified technicians are experienced with a wide range of heating and cooling systems, providing reliable HVAC solutions including installation, repair, maintenance, and replacement services.

Trane HVAC Brand
Comfort Maker HVAC Brand
HVAC Brand
HVAC Brand
Rheem HVAC Brand
Carrier HVAC Brand
York HVAC Brand
Goodman HVAC Brand

AC Installation Cost in Conroe, TX

Installation cost depends on system tonnage, SEER2 rating, brand, and ductwork condition. Below are typical KAC Express installation prices for Conroe homes with existing ductwork in good condition.

Estimated AC Installation Cost by System Type

System Type 3 Ton 4 Ton 5 Ton
Single-stage SEER2 14.3–15.2
Goodman, Rheem 		$7,500 – $9,200 $8,900 – $10,800 $10,200 – $12,000
Two-stage SEER2 16–17
Trane XL, Carrier Performance 		$9,800 – $12,500 $11,200 – $14,800 $12,800 – $16,000
Variable-speed SEER2 18–20
Trane XV, Carrier Infinity 		$12,500 – $15,800 $14,200 – $17,500 $15,500 – $18,800
Premium Variable-speed SEER2 20+
Lennox SL Signature 		$15,000 – $18,500 $16,800 – $20,500 $18,000 – $22,000

Pricing above includes: new outdoor condenser, indoor coil and air handler, thermostat, refrigerant line set (new or verified), refrigerant charge, drain line with float switch, removal and disposal of old equipment, commissioning documentation, warranty registration, and 1 year labor warranty. Pricing does not include: electrical service panel upgrades (if required), major ductwork replacement, or premium thermostat upgrades. Every KAC estimate is written and honored to the penny.

What to Expect

Frequently Asked Questions

A standard AC replacement with existing ductwork typically takes 6 to 8 hours and is usually completed in one day. Installations requiring ductwork modifications, electrical upgrades, or system resizing may take up to two days. Larger multi-zone installations can require one to three days.
Yes. KAC Express obtains all required mechanical and electrical permits for City of Conroe or Montgomery County installations, depending on your property location. Proper permits help ensure code compliance, protect manufacturer warranties, and support future home resale. Permit fees are included in your written estimate.
The correct system size is determined using a Manual J load calculation rather than square footage alone. As a general guide, 1,500–1,800 sq ft homes often require 2.0–2.5 tons, 1,900–2,400 sq ft homes need 2.5–3.5 tons, and 2,500–3,200 sq ft homes typically require 3.0–4.0 tons. Every KAC Express installation estimate includes a free Manual J calculation.
For homeowners planning to stay long-term, SEER2 17–18 two-stage systems usually provide the best balance of comfort and operating cost. Because Conroe experiences high humidity, two-stage and variable-speed systems provide better moisture removal. If you plan to move within a few years, SEER2 15.2–16 systems often provide the best value.
Installed pricing for a typical 3-ton residential AC system generally ranges from about $7,500 for a basic single-stage system up to approximately $18,500 for premium variable-speed equipment. Most homeowners choose two-stage systems priced between $9,800 and $12,500.
Yes. KAC Express offers promotional financing, including qualified 0% APR options, along with extended monthly payment plans starting around $89 per month for approved applicants. Most financing applications are completed on-site and receive a decision within just a few minutes.
Possibly. Every installation estimate includes a complete ductwork inspection. Well-sized, sealed, and properly insulated ductwork can often be reused. If significant air leakage, crushed ducts, or poor sizing are found, we may recommend repairs or replacement to maximize comfort and system efficiency.
Yes. Many high-efficiency systems qualify for the federal 25C Energy Efficient Home Improvement Tax Credit, utility rebates where available, and seasonal manufacturer incentives from brands like Trane, Carrier, Lennox, Rheem, and Goodman. We'll help identify every rebate available for your qualifying installation.

What to Expect

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