Expert HVAC Services for Your Home
A2L System Installation and Service
In 2025, the HVAC industry is transitioning to A2L refrigerants, like R-32 and R-454B, which have lower global warming potential than the previously used R-410A, requiring new safety standards and technician certifications.
Our team is certified to Service Install and Maintain A2L Refrigerant HVAC Systems. This includes systems using R-32 and R-454B A2L Refrigerants. A2L refrigerants are a "new" class of refrigerants with low global warming potential (GWP) and mild flammability, designed to replace older, higher-impact refrigerants like HFCs and HCFCs in HVAC and refrigeration systems.
AC & Heat Pump Repair
Our team of experts can diagnose and repair any issues with your air conditioning system. We offer fast and reliable service, so you can stay cool all summer long.
Ductless Mini Split Systems
We specialize in ductless mini split system installation and repair services. These systems are an excellent alternative to traditional HVAC systems and offer energy-efficient heating and cooling solutions for your home or business.
Heating Services
From installation to repair, our team is equipped to handle all of your heating needs. We offer a variety of services including furnace repair and installation, heat pump repair and installation, and more.
Indoor Air Quality
Breathe clean, fresh air with our indoor air quality services. We offer indoor air quality solutions, air purification systems, and humidification / dehumidification systems to keep your family healthy and comfortable.
24/7 Emergency Service
We know that HVAC emergencies can happen at any time. That's why we offer 24/7 emergency service to ensure that your home stays comfortable no matter what. An after hours service charge will be applied to calls scheduled outside of normal business hours.
Maintenance Plans
Stay ahead of costly repairs with our maintenance plans. We offer regular inspections and tune-ups to keep your HVAC system running efficiently and effectively.
Commercial Services
We offer a variety of HVAC services to meet the needs of businesses in our community. From installation to maintenance, we've got you covered.
Mueller Mechanical is a Certified Dealer of the following
AMANA
Premium R-32 Heat Pumps
Premium R-32 Air Conditioning
Premium High Efficiency Furnaces
Premium Dual Fuel Systems
DAIKIN
Premium R-32 Ductless Mini Splits
GOODMAN
R-32 Heat Pumps
R-32 Air Conditioning
High Efficiency Furnaces
Dual Fuel Systems
FUJITSU
Premium R-32 Ductless Mini Split
Mueller Mechanical LLC
Professional HVAC Services in Philadelphia
As a locally owned business,
Mueller Mechanical LLC understands the unique HVAC needs of the Greater Philadelphia Area.
Our familiarity with local conditions allows us to provide tailored solutions to our clients
in Philadelphia and around the Greater Philadelphia Area.
We provide Service Installation and Maintenance
of all of the following types of HVAC systems and more!
A2L Heat Pump
A2L Air Conditioner
A2L Mini-Split
Heat Pump
Air Conditioner
Mini-Split
Dual Fuel
High Efficiency Gas Furnace
RTU(Rooftop Unit)
High Efficiency Gas Boiler
Tankless Combi Boiler/WH
Tankless Water Heater
80% Gas Furnace
Standard Tank Water Heater
80% Boiler(standard atmospheric vent)
We also provide:
HVAC Home inspections
Smart Thermostats
Zoning
Thermal Imaging
Ventilation
Dryer Vent Cleaning and repair
Kitchen Exhaust Ventilation
Bathroom Vent Fan
Custom Ductwork
Return/Supply Air Ductwork w/ Built Soffits
Ductwork Repair/Addition
Water Filtration
(whole home, under sink)
Humidifiers
Dehumidifier
HVAC Installation
HVAC repair
Other Professional HVAC services
We do not service or install Oil furnaces or Steam Boilers,
but we do remove them and Install more efficient systems.
Expert HVAC Solutions
Your trusted source for professional HVAC services . We are dedicated to providing reliable solutions that will keep your home or business comfortable year-round.
•HVAC Repair
•HVAC Installation
•HVAC Service
•HVAC Maintenance
Contact Us
Schedule an appointment!
We stay in constant communication with our customers until the job is done. To get a free quote, or if you have questions or special requests, just drop us a line.
Professional HVAC Services
HVAC Installation
HVAC Repair
HVAC Service
HVAC Maintenance
Hours
Open today | 07:00 am – 05:00 pm |
