Cypress HVAC Company handles residential and commercial heating and cooling across Cypress and Harris County, Texas. Whether you need a repair call on a system that stopped working, a full replacement quote, or a brand-new installation, it all starts with one call. We cover the full scope: AC service, heat pump work, ductwork, thermostats, indoor air quality, and emergency calls when the system goes down at the worst possible time.
Call (346) 514-5323 for a quote. You book it. We fix it. Simple as that.
Good HVAC work isn't complicated, it's just done right, and a full-service contractor handles everything under one roof. Whether you manage a rental property in Cypress, run a commercial space in Harris County, or just need your home comfortable again before the next heat wave, here is what we handle:
Careful HVAC work that respects your home is the baseline on every job, whether it is a quick diagnostic or a full system swap. Call us and we'll handle the rest.
Here's what most people get wrong about their HVAC system: they assume a fault means a full replacement. Most of the time, it does not. A frozen evaporator coil, a refrigerant leak, a failed capacitor, a clogged condensate drain line, a compressor that is not cycling correctly - these are diagnosable problems, and the fix is usually far simpler than the symptom suggests.
When you call about an AC that is not cooling, blowing warm air, icing over, or not turning on at all, the visit covers a full fault identification before any parts are quoted. That means checking refrigerant pressures, inspecting the coil, testing airflow through the air handler, and confirming whether the compressor is drawing correctly. A heating or cooling fault is easier to explain than most people expect. The reason for a fault explained, not just the fix, is what you get on every service call.
The rate is confirmed on the call before anything is scheduled. A service-call fee applies to diagnostic visits. Ask about it when you call so you know exactly what the visit covers.
Comfort problems don't wait, and neither do we, especially in a Texas summer when the house stops cooling down and the indoor temperature climbs fast. A heat pump that shuts off mid-July, a central AC that trips out overnight, an air handler that runs but moves no cold air: these are the calls that come in regularly across Cypress and the surrounding area.
When you call, the job gets scoped on the phone. You get a price before anything is scheduled, and the technician who comes out knows what they are walking into. We are open every day from 5:30 AM to 11:00 PM. We know this area. We know these systems. Sizing matched to the home.
Harris County's humid subtropical climate puts specific demands on HVAC equipment. Summers are long, intensely hot, and humid enough that moisture control inside the home becomes a comfort issue in its own right. Mild winters make heat pumps a practical fit for both heating and cooling in a single unit. And a cooling season that stretches from April into October means an inefficient system runs far more hours here than it would almost anywhere else in the country. The three services below address those realities directly.
Even when the AC is running and the temperature reads comfortable, high indoor humidity makes a room feel clammy. In Cypress, summer humidity regularly pushes indoor moisture levels above the range where air feels dry and breathable, and on mild spring or fall days when the AC cycles less, the problem gets worse. A standard AC removes some moisture as a byproduct of cooling, but it cannot target humidity independently of temperature.
A whole-home dehumidifier integrates with the existing air handler and runs on its own humidity setpoint, pulling moisture out of the air regardless of whether the AC is actively cooling. That prevents the conditions that favor mold growth in walls and ductwork, and it makes a 78-degree indoor temperature feel genuinely comfortable rather than sticky. Installation involves connecting the unit to the air handler and running a dedicated drain line. Permits handled where the job needs them.
Heat pumps are the dominant choice across the South for good reason. In a climate where hard freezes are rare and winters are mild, a heat pump handles both cooling in summer and heating in winter without the efficiency penalty that cold-climate operation imposes. One unit, one refrigerant system, one set of controls.
Installation starts with a load calculation to size the unit correctly for the home. From there, the refrigerant line set is run, low-voltage control wiring is connected to the air handler, and the thermostat or smart control is paired and calibrated. For homeowners replacing an aging split system, a heat pump is a direct upgrade path that consolidates the equipment. Let us handle the install and the permits.
A Cypress cooling season runs roughly six months. An AC unit that is ten or twelve years old and operating at its original efficiency rating is running a large number of hours at a widening efficiency gap compared to current equipment. That gap compounds quickly when the system runs daily from April through October.
Replacement starts with a load calculation to confirm the correct size for the home, not just a match to the old unit's tonnage. The refrigerant line set is inspected, air handler compatibility is confirmed, and ductwork condition is checked before the new unit goes in. Getting the sizing right matters more than the equipment brand. We'll get the fault identified and the work priced before anything is scheduled.
A quick tune-up and a full system swap are two different jobs, but both start with knowing what the system actually needs. A seasonal maintenance visit covers coil cleaning, refrigerant pressure check, blower and air handler inspection, condensate drain flush, and thermostat calibration. In a climate where the cooling season is as long as it is in Cypress, scheduling that visit before peak summer load makes a real difference in how the system performs when it is running hardest.
Leaking or poorly sealed ductwork shows up as uneven temperatures room to room, rooms that won't cool down to setpoint, and energy bills that climb without a clear reason. Duct sealing involves locating the leaks, sealing the connections, and confirming airflow has improved. For larger homes in the Cypress area where duct runs are long, the difference is noticeable.
Smart thermostat installation covers compatibility check, wiring, setup, and pairing with any zoning controls already in the home. A properly configured smart thermostat lets a larger home run different temperature schedules in different zones, which matters when one side of the house faces west and heats faster than the other.
For indoor air quality, we install whole-home filtration systems and UV air purifiers that integrate with the existing air handler, addressing airborne particulates and biological growth in the duct system.
Property managers and commercial operators in Cypress and across Harris County use us for office, retail, and rental-property HVAC service. Commercial systems have different service intervals and load profiles, and we scope commercial calls the same way we scope residential ones: fault identified, price given, work confirmed before scheduling.
We serve Cypress and the communities around it, including Katy, Tomball, Spring, Jersey Village, Humble, Pearland, Sugar Land, and The Woodlands. Residential and commercial properties across the area are covered. If you are not sure whether we reach your address, call and ask.
Getting your comfort problem handled starts with a quick call. When you call, the rate is discussed on the phone and the scope of the job is confirmed before anything is scheduled. You know what the visit covers before you commit to it.
What affects the price depends on the type of work. A repair call is priced differently from a replacement, and a replacement quote depends on equipment size, efficiency tier, and what the ductwork and air handler situation looks like going in. A service-call fee applies to diagnostic visits. Ask about it when you call.
There is no commitment before you have a number, and the number you get covers what was discussed on the call.
Uneven temperatures are usually a ductwork, airflow, or sizing issue rather than an equipment failure. Leaking ducts, undersized supply runs, or a system that was never correctly sized for the home's layout can all produce rooms that won't reach the set temperature. A diagnostic visit identifies which factor is causing the problem and what the fix involves.
A whole-home dehumidifier integrates with the existing air handler and runs on its own humidity setpoint, pulling moisture out of the air independently of the cooling cycle. In Cypress, where summer humidity regularly makes a cooled space feel clammy, that makes a real difference in how the indoor environment feels. Installation involves connecting the unit to the air handler and running a dedicated drain line.
A heat pump that is not heating in winter, not cooling in summer, short-cycling, or running constantly without reaching the set temperature is showing signs that something is wrong. Unusual sounds, ice on the outdoor unit, or a system that trips the breaker repeatedly are also worth a call. The technician who comes out identifies the fault and explains it before any repair is quoted.
A system that is ten or more years old and running a long Cypress cooling season is accumulating efficiency losses that show up in monthly energy bills. When repair costs are climbing and the system is still underperforming, a replacement quote lets you compare the ongoing cost of the old unit against the cost of new equipment. We scope that on the call and give a price before anything is scheduled.
Permits are handled where the job needs them, so the installation meets the standard the county enforces. What permits apply depends on the scope of the work and the jurisdiction. That is confirmed before the installation is scheduled, not after the work is done.
Duct sealing starts with locating the leaks, which can be in joints, connections, or sections of duct that have separated over time. The leaks are sealed, and airflow is tested before the job is signed off. In a Cypress home where humid outdoor air can enter through duct leaks, the improvement shows up in both comfort and energy use.
A burning smell at the start of the heating season is often dust burning off the heat strips or heat exchanger after months of inactivity. A musty smell usually points to mold or biological growth in the duct system or on the evaporator coil, which is common in humid climates like Harris County. Both are worth a service call to identify the source before the system runs through another season.
An AC that runs constantly without cooling the space to setpoint, cycles on and off in short bursts, or produces uneven temperatures across the home is showing signs of a sizing or performance problem. Higher-than-expected energy bills during the Cypress cooling season are another indicator. A diagnostic visit identifies whether the issue is the equipment, the ductwork, or the way the system was originally sized.
Filter changes and thermostat replacements are reasonable DIY tasks for most homeowners. Anything involving refrigerant, electrical connections to the equipment, or ductwork in an attic or crawl space is work that should be handled professionally, both for safety and to keep the manufacturer coverage on the unit intact. When in doubt, call and describe what you are looking at. We can tell you on the phone whether it warrants a visit.
Before the technician leaves, the system is run through its full operating cycle to confirm it is working correctly. The fault is explained, the repair is described, and any follow-up steps are discussed.
If anything comes up after the visit, call (346) 514-5323 and we will scope the situation on the phone.
Clear access to the air handler, the outdoor condenser, and any supply or return registers the technician will need to reach. In attic-mounted systems, make sure the access panel is clear. If the ductwork runs through a finished space, let us know on the call so we can discuss what access looks like before the visit is scheduled.
Smart thermostat installation starts with a compatibility check on the call, based on the system type and the wiring at the existing thermostat. The visit covers wiring, setup, calibration, and a test of every operating mode before the technician leaves. A thermostat that is not correctly wired or calibrated can cause the system to short-cycle or fail to reach setpoint, so the setup step matters.
For most repair and installation work, the power to the equipment is shut off at the disconnect or the air handler before the technician begins. That is a standard part of how the work is done, not something the homeowner needs to arrange separately. If there is anything specific about your electrical setup that affects access, mention it on the call.
We handle AC repair, heat pump installation and service, high-efficiency system replacement, ductwork, thermostats, humidity control, and emergency calls across Cypress and Harris County. We are open every day from 5:30 AM to 11:00 PM.
Call (346) 514-5323 for a quote.
Careful HVAC work that respects your home, every job, every call. You book it. We fix it. Simple as that.
Below is a plain-language look at the heating and cooling work we handle across Cypress and Harris County. Each row covers what the service includes, who it fits best, and one practical detail worth knowing before you call. Read through, find what matches your situation, and call us for a price.
| Service | Scope of Work | When You Need It | Helpful Details |
|---|---|---|---|
| Heat Pump Repair & Service |
| Homeowners whose heat pump is not switching between heating and cooling modes or is running constantly without reaching setpoint | A heat pump that ices over in summer is usually a refrigerant or airflow problem, not a reason to replace the unit. |
| Whole-Home Dehumidification & Humidity Control |
| Cypress homeowners whose home feels clammy even when the AC is running, or who have moisture issues in walls and ductwork | On mild spring and fall days when the AC cycles less, a standalone dehumidifier handles moisture that the AC alone cannot address. |
| Heat Pump Installation |
| Homeowners replacing an aging split system who want a single unit that handles both heating and cooling year-round | In a climate with mild winters like Harris County, a heat pump handles both seasons efficiently without the cold-climate efficiency penalty. |
| AC Repair & Service |
| Homeowners with a system that stopped cooling, is icing over, or is blowing warm air | Most AC faults are diagnosable problems, not replacements. A service-call fee applies to diagnostic visits. |
| Thermostat & Smart-Control Installation |
| Homeowners who want programmable schedules, remote access, or zoned temperature control in a larger home | A thermostat that is not correctly wired or calibrated can cause short-cycling. Setup and testing are included in every install. |
| Indoor Air Quality & Air Filtration |
| Households with allergy concerns, musty odors from vents, or visible dust buildup near registers | UV purifiers and whole-home filters connect directly to the existing air handler, so no separate ductwork is needed. |
| Seasonal Maintenance & Tune-Ups |
| Homeowners who want the system checked before peak cooling or heating season to avoid mid-season failures | In Cypress, scheduling a tune-up before April means the system is checked before the longest stretch of daily cooling demand. |
| High-Efficiency Central AC Replacement |
| Cypress homeowners with a system ten or more years old whose energy bills have been climbing through a long cooling season | A Cypress cooling season runs roughly six months. The efficiency gap between older and current equipment compounds quickly at that run time. |
| Heating Repair & Service |
| Homes or businesses with a system that is not heating, is short-cycling, or is running without reaching setpoint | In Harris County, heating calls peak in December and January. Scheduling early in the season avoids the longest waits. |
| Emergency HVAC Service |
| Any situation where the system is completely down and comfort or safety is at stake | The job is scoped on the phone before the visit is scheduled, so the technician who comes out knows what they are walking into. |
| Ductwork Repair & Sealing |
| Homes with uneven temperatures room to room, high energy bills, or rooms that won't reach the set temperature | In Cypress, humid outdoor air entering through duct leaks can raise indoor humidity and accelerate mold growth on the coil. |
| Full System Installation & Replacement |
| Homeowners replacing a system that is ten or more years old or one that has become too costly to repair | Sizing the replacement correctly matters more than matching the old unit's tonnage. We confirm the right size on the call before quoting. |
How often should I schedule a maintenance tune-up for my HVAC system?
Once a year is the standard for most systems, but in Cypress the cooling season runs from roughly April through October, so a pre-season visit in late March or early April is the most useful timing. That gets the coil cleaned, refrigerant pressure checked, and the condensate drain flushed before the system starts running daily. If the home has a heat pump doing double duty year-round, a second check in fall before heating season is worth considering.
What does it mean when my AC is running but the house won't cool down to the set temperature?
A system that runs continuously without reaching setpoint is usually dealing with one of a few things: low refrigerant charge, a dirty or restricted evaporator coil, airflow problems from duct leaks or a clogged filter, or a unit that was never correctly sized for the home. It is worth a diagnostic visit rather than assuming the equipment needs replacing. We identify the fault and explain it before any repair is quoted.
What are the signs that a compressor or blower motor may be failing?
A compressor that is struggling often shows up as warm air from the vents, a system that trips the breaker repeatedly, or a unit that starts briefly and then shuts off. A failing blower motor usually produces reduced airflow at the registers, unusual sounds from the air handler, or a system that runs but moves very little air. Either symptom is worth a call. The technician who comes out tests both components as part of the diagnostic.
Diagnosis Explained Before Any Repair
On every service call, the fault is identified and explained before any repair is quoted. You know what is wrong and what the fix involves before you decide anything.
How do ductwork leaks raise my energy bills?
When conditioned air leaks out of the duct system before it reaches the living space, the AC or heat pump has to run longer to compensate. In an attic where summer temperatures can exceed 130 degrees, even small leaks pull that heat back into the air stream. The system works harder, runs more hours, and the rooms at the end of long duct runs are the first to show the problem as uneven temperatures. Sealing the leaks and confirming airflow improvement is the fix.
What strange noises from the unit should I call about?
A banging or clanking sound from the air handler usually points to a loose blower wheel or a component that has broken loose inside the cabinet. A grinding sound often means a motor bearing is worn. Hissing near the refrigerant lines can indicate a leak. A clicking sound at startup that does not stop is often a relay or contactor issue. Any of those is worth a call rather than waiting, because running a unit with a mechanical problem typically makes the repair more involved.
What does a refrigerant problem look like, and how is it handled?
A refrigerant issue usually shows up as ice on the evaporator coil, warm air from the vents despite the system running, or a noticeable drop in cooling capacity. Refrigerant does not deplete on its own, so a low charge almost always means there is a leak somewhere in the system. The visit covers locating the leak, explaining the repair, and confirming the charge after the fix. Simply adding refrigerant without finding the source is not a lasting solution.
Code-Compliant Work on Every Job
Permits are handled where the job requires them, and the work meets the standard Harris County enforces. That is confirmed before the installation is scheduled, not after.
How do I decide between repairing an older system and replacing it?
The short answer is that repair cost relative to replacement cost, combined with how many hours the system runs each year, drives the math. In Cypress, a system running six months of cooling season accumulates a lot of hours. When a ten-year-old unit needs a compressor or a major component, the repair cost often approaches a meaningful percentage of replacement cost, and the new unit starts at a higher efficiency baseline. We scope both options on the call and give you numbers to compare.
Do I need to be home when the technician comes out?
For most work, yes. The technician needs access to the air handler, the outdoor unit, and the thermostat, and in many cases will have questions about what the system has been doing before the visit. If the equipment is in an attic or a utility closet, someone needs to be present to provide access. If the situation is unusual, mention it on the call and we can discuss what access looks like before the visit is scheduled.
Older Systems and New Installs Both Covered
Whether the system is a decade old and showing wear or a new installation from the ground up, we scope the job the same way: fault or scope identified, price given, work confirmed before scheduling.
What causes a system to short-cycle, and is it serious?
Short-cycling is when the system starts, runs for a very short time, and shuts off before the space reaches setpoint, then repeats. It is hard on the compressor because the startup draws the most electrical load. Common causes include an oversized unit that cools too fast before the humidity is addressed, a refrigerant issue, a dirty coil restricting airflow, or a thermostat problem. Left alone it shortens equipment life, so it is worth diagnosing rather than ignoring.
How long does a full system replacement typically take?
Most residential replacements are completed in a single day. The timeline depends on whether the air handler is being replaced alongside the outdoor unit, whether ductwork modifications are needed, and whether the line set can be reused. On the call, we confirm the scope and give a realistic picture of what the installation day looks like before anything is scheduled.
How does a dirty filter or coil affect system performance?
A clogged filter restricts airflow across the evaporator coil, which causes the coil to get too cold and ice over. Once the coil is iced, airflow drops further and the system stops cooling effectively. A dirty coil has the same effect from a different direction: the buildup insulates the coil and prevents heat transfer. Both problems are avoidable with regular filter changes and a seasonal coil cleaning. If the coil is already iced when you call, the system needs to be shut off and allowed to thaw before the diagnostic visit.
Call us at (346) 514-5323 to talk through your situation and get a price before anything is scheduled.
(346) 514-5323