Heat Pump Installation
Precision installation with proper sizing, configuration, and setup for maximum efficiency. We ensure your new heat pump is perfectly matched to your home's heating and cooling requirements.
Mueller's variable climate demands heating and cooling systems that adapt efficiently throughout the year. Our expert heat pump services deliver year-round comfort with significantly lower energy costs than traditional HVAC systems. From precision installations sized to your home's exact needs to preventive maintenance that keeps your system running optimally through every season, we bring 20+ years of Central Texas expertise to every project.

Complete heat pump solutions for Mueller homes—from expert installation and emergency repairs to seasonal maintenance that maximizes efficiency and comfort.
Precision installation with proper sizing, configuration, and setup for maximum efficiency. We ensure your new heat pump is perfectly matched to your home's heating and cooling requirements.
Expert diagnosis and repair for refrigerant leaks, frozen coils, thermostat problems, and reversing valve malfunctions. Fast, reliable service when your heat pump stops working.
Seasonal tune-ups including thorough inspections, cleaning, refrigerant checks, and performance optimization to keep your system running efficiently year-round.
Upgrade older, inefficient heat pumps to modern high-efficiency systems that reduce energy costs and improve comfort in every season.
24/7 emergency service with fast response when your heat pump fails unexpectedly. We understand that comfort can't wait in Mueller's unpredictable weather.
Fine-tuning and optimization services that improve comfort, reduce energy costs, and ensure reliable operation through every Central Texas season.

Comprehensive Home Assessment & Load Calculation
We start with a detailed evaluation of your home's square footage, insulation, window efficiency, and layout. Using professional load calculation methods, we determine the exact heating and cooling capacity your Mueller home requires—accounting for our region's hot summers and occasional cold snaps—to ensure optimal comfort and efficiency.
System Selection & Energy Efficiency Planning
Professional Installation & System Configuration
System Testing, Calibration & Quality Assurance
Homeowner Education & Maintenance Planning
Hear from Mueller residents who've experienced the comfort and savings of professional heat pump services.
Over 20 years of HVAC expertise serving Mueller and Greater Austin with professional-grade service and dad-level care.
Deep knowledge of Mueller's climate patterns and building codes ensures optimal system performance year-round in Central Texas conditions.
Energy Audit Certified professionals who specialize in reducing utility bills through proper system sizing and optimization.
Round-the-clock availability when your heat pump fails unexpectedly—because comfort can't wait in Texas weather.
Upfront, honest pricing before work begins—no hidden fees, no surprises, just straightforward professional service you can trust.
The experts behind your comfort and energy savings.

Founder
Sascha is the guy who gets excited about fixing problems that make other technicians scratch their heads. With 20+ years of experience in HVAC and construction, he's built a reputation for delivering energy-efficient solutions that actually work across Central Texas. As a proud girl-dad, Sascha has zero patience for systems that don't run right. Whether your setup is ancient or brand new, he treats every job like it's for his own family—because that's just who he is. His expertise in heat pump technology has helped countless Mueller homeowners achieve year-round comfort while dramatically reducing their energy bills. Beyond the job site, Sascha is an educator and the founder of The HVAC Game on YouTube, Instagram, and Skool, where he helps growth-minded HVAC techs build confidence in their troubleshooting skills and grow in the industry.

Founder
Alice is the one who makes sure everything actually works behind the scenes. With over two decades of experience in real estate development and business operations across Canada, Australia, the UK, and the US, she knows what it takes to build companies that last. Now she's bringing that expertise into building the HVAC company she always wanted to work with. Alice is the reason you'll get straight answers, fair pricing, and follow-up calls that actually happen. Think of her as the person who turns craftsmanship into customer care. Her commitment to operational excellence ensures every Mueller customer receives the same level of attention and professionalism, from the first phone call through post-installation follow-up.
What maintenance is required on a heat pump?
Heat pumps require seasonal maintenance including filter changes every 1-3 months, annual professional tune-ups with refrigerant checks, coil cleaning, electrical connection inspection, and thermostat calibration. Regular maintenance prevents breakdowns and maintains efficiency.
What is an air source heat pump?
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What does a heat pump tune up consist of?
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Talk to our Mueller heat pump experts for honest answers and a free consultation.
Professional heat pump services throughout Central Texas—from downtown Austin to surrounding communities.
35+ Communities
Service Area
24/7 Availability
Emergency Response
5-Star Rated
Customer Satisfaction
Contact us to confirm service availability and schedule your heat pump installation or maintenance.
Professional energy efficiency expertise
Fully licensed and insured since 2007
Trusted by Mueller homeowners
Get a free consultation and upfront pricing for your Mueller home. Our licensed technicians are ready to help you choose the perfect heat pump solution.
For immediate assistance, feel free to give us a direct call at (737) 210-3999 You can also send us a quick email at info@abbahvac.com
For immediate assistance, feel free to give us a direct call at (737) 210-3999 You can also send us a quick email at info@abbahvac.com