★★★★★ based on 147 Google Reviews

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(281) 630-1129
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Menu icon: Three horizontal, black lines.
  • Home
  • About Us
    • Reviews
    • FAQs
    • Resources
  • Services
    • Emergency HVAC Services
    • Thermostats
  • Heating
    • Heater Repair
    • Furnaces
  • Air Conditioning
    • AC Repair
    • AC Installation & Replacement
    • AC Maintenance
    • Ductless Split System
  • Ductwork
    • Duct Repair
    • Ductwork Installation
    • Duct Sealing
  • Indoor air quality
    • Air Handlers
    • Dehumidifiers
  • Areas We Serve
  • Gallery
  • Contact
(281) 630-1129

Gallery

Talk With Us
HVAC technician working on an air conditioning unit outside, using gauges. Logo of MJS A/C & Heating LLC is visible.
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HVAC unit with gauges, wires, and tools. Located near a brick wall and wooden fence. MJS A/C & Heating LLC logo in foreground.
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HVAC technician repairs an outdoor AC unit. Brick wall and wooden fence in the background. Gray unit, gray shirt with logo.
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Two black HVAC units next to a brick wall and wooden fence, with green grass in between.
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Furnace in a utility closet with ductwork and wiring visible.
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Furnace unit installed in a closet, with silver ductwork, yellow gas line, and warning labels.
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Two air conditioning units on concrete pads beside a brick building and a wooden fence.
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An air conditioning unit sits on a concrete pad near a brick wall, with the logo for MJS A/C & Heating in the upper left corner.
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HVAC technician kneeling to work on furnace in an attic. Gray shirt, blue jeans, and work boots.
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HVAC unit in an attic with insulated box labeled
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White van with blue and red logo,
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White truck and van parked on street in front of brick buildings, under trees and a partly cloudy sky.
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Advertisement for MJS A/C & Heating. Features a white van, QR code, Google review stars, and a phone number.
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A pallet of packaged items sits near a van with
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Advertisement for MJS A/C & Heating. Features a technician, a van, Google review badge, and a QR code.
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HVAC unit on a rooftop with open access panel, wires, and gauges. Cloudy sky in background.
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HVAC unit in an attic, with ducts and wooden supports. Gray metal box with vents and insulation.
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A gray Lennox AC unit on a concrete pad next to a brick wall. MJS A/C & Heating logo.
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Air conditioning unit near a brick wall with gauges attached, labeled
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HVAC technician kneeling near an AC unit and brick wall. Green grass. Gray shirt, jeans, and work boots.
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Man walking between two brick buildings toward an AC unit, wearing a gray t-shirt and jeans.
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HVAC technician kneeling to work on a unit in an attic, wearing a company shirt with a phone number.
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Man in gray t-shirt smiles near window, with a bookshelf and outdoor view visible.
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Furnace in an attic. Gray metal unit with ductwork, electrical wiring, and insulated pipes visible.
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Two HVAC technicians working on equipment in an attic. One holds a flashlight, the other is working on pipes.
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A Goodman air conditioning unit, gray and black, next to a brick wall and another unit on a concrete pad.
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HVAC technician in an attic working on a central heating and air conditioning unit, surrounded by ductwork.
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HVAC system in an attic; a gray furnace with ductwork connected; insulated air ducts and support beams.
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Gray HVAC unit in an attic with ductwork and a vent pipe.
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HVAC technician spraying an air conditioner on a rooftop. Bright, cloudy sky.
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HVAC unit in an attic with ductwork and piping. The unit is grey and resting on wooden supports.
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HVAC system in an attic. Gray metal unit with ductwork and insulation, set on wooden beams.
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HVAC units in an attic space. Silver ductwork, wooden platform, and insulation are visible.
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HVAC system in attic: furnace, air handler, insulated ductwork, metal pipes, and yellow gas line.
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HVAC system in an attic. Gray furnace and ductwork are visible, along with insulation and wooden beams.
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Person in a blue shirt in an attic, inspecting ductwork. Setting is dimly lit, with insulation and exposed beams visible.
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Man working on HVAC unit in an attic with ductwork.
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Gray Goodman air conditioning unit against a brick wall, sitting on concrete.
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Two people working on HVAC equipment in an attic. Ductwork and tools are present.
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HVAC unit components in an attic, with metallic ductwork and insulation. Wires and pipes visible.
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Outdoor air conditioning unit against a wooden fence. Gray metal with a black hose and red valve.
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Attic with HVAC system, ductwork, ladder, and insulation. Grey metal furnace.
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HVAC unit in an attic with ductwork, electrical wiring, and wood flooring.
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A dark gray furnace in an attic with insulated ductwork and exposed wood beams.
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Air conditioning unit next to a wooden fence. Gray metal, black hose, green vines.
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HVAC unit in an attic with ductwork, wooden supports, and insulation.
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Attic with HVAC system, ladder, ductwork, and insulation. Grey metal unit on floor; silver ducting.
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Furnace and ductwork in an attic, with reflective insulation and yellow wires.
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A gray air conditioning unit outside a building. MJS A/C & Heating LLC logo in the corner.
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HVAC unit with silver ductwork in an attic, featuring MJS A/C & Heating LLC logo.
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Man inspecting a large cardboard box labeled
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Copyright © MJS A/C and Heating | All Rights Reserved

Katy, TX

77450

Our Services

  • Emergency HVAC Services
  • Thermostats

Heating

  • Heater Repair
  • Furnaces

Air Conditioning

  • AC Repair
  • AC Installation & Replacement
  • AC Maintenance
  • Ductless Split System

Ductwork

  • Duct Repair
  • Ductwork Installation
  • Duct Sealing

Indoor air quality

  • Air Handlers
  • Dehumidifiers
A Goodman air conditioning unit, gray and black, sits on a concrete pad near a brick wall.