Thermostat Services for You

Greater Houston Area

All Work Guaranteed

New Customer Discount

$0 Service Call With Repair

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Precision Thermostat Services

Since 1987, Marcos' AC & Heating Services has been the trusted name in HVAC solutions throughout the Greater Houston Area. Our family-owned business brings over 35 years of experience to every thermostat installation and repair job. We're proud to be recognized as a Fastest Growing University of Houston Company and a member of the BBB, showcasing our commitment to excellence and customer satisfaction.
At Marcos' AC & Heating Services, we understand that your comfort is paramount. That's why we offer free in-home HVAC equipment evaluations, ensuring you get the most efficient and cost-effective solutions for your home or business. Our team of certified technicians is known for their honesty, kindness, and respect, treating your property as if it were their own. As Armstrong and Trane Comfort Specialists, we guarantee to do our work correctly every time, providing you with peace of mind and optimal indoor comfort. For exceptional thermostat services that keep you in control of your environment, contact us today.

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Why Choose Marcos' AC & Heating Services?

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35+ Years of Experience

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Se Habla Español

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Locally and Family Owned

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Free In-Home HVAC Equipment Evaluations

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We Guarantee Correct Work Every Time

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Serving the Area Since 1987

Marcos' AC & Heating Services
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Smart Thermostat Installation

Upgrade your home's comfort and efficiency with our smart thermostat installation services. Our expert technicians are well-versed in the latest smart thermostat technologies, offering seamless integration with your existing HVAC system. We'll help you choose the perfect smart thermostat that fits your lifestyle and budget, ensuring optimal energy savings and convenience.
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Thermostat Repair

Is your thermostat acting up? Don't let a malfunctioning thermostat compromise your comfort. Our skilled technicians specialize in diagnosing and repairing all types of thermostats, from basic models to advanced smart systems. We'll quickly identify the issue and provide efficient, cost-effective solutions to restore your thermostat's functionality.
Marcos' AC & Heating Services

$50 Off First Time Repairs*

For a limited time, first-time customers get $50 off AC and heating repairs. Experience top-notch service from Marcos' AC & Heating Services in the Greater Houston Area. (Cost of repair must exceed $500).

Call now to schedule your discounted repair!

Not valid with other coupons, promotions, or offers. Restrictions apply. Must mention this coupon at the time of scheduling. Contact Marcos' AC & Heating for complete details.

Marcos' AC & Heating Services

$0 Service Call With Repair

Enjoy a $0 service call when you choose us for your repair. That means no extra fees—just expert service and quality repairs 

at a fair price.

Get started today!

Not valid with other coupons, promotions, or offers. Restrictions apply. Must mention this coupon at the time of scheduling. Contact Marcos' AC & Heating for complete details.

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Here's what our satisfied customers are saying...

At Marcos' AC & Heating Services, we take pride in providing exceptional HVAC services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review of and let others know what you think.

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