Services

A properly sized and installed air conditioner is the difference between a home that cools evenly and one with hot spots, high energy bills, and a system that wears out early. MRA Mechanical provides expert AC installation for homes and businesses across Hummelstown, Hershey, Harrisburg, and the surrounding Central PA area. We help you choose the right high-efficiency system for your space and budget, then install it with the precision that protects your investment for years to come. Every new system installed in 2026 uses the latest low-GWP refrigerants, so you stay ahead of changing regulations.

Our licensed and insured technicians handle the entire process, from load calculations to final testing, with transparent pricing and zero hidden fees. Whether you are replacing an aging unit or cooling a new build, we make sure your air conditioner runs quietly and efficiently from day one. Financing is available through Klarna to make a new system affordable. Reach us at 717-220-8696 to schedule your AC installation.

When your air conditioner stops cooling in the middle of a Central PA summer, you need a repair you can trust. MRA Mechanical diagnoses and fixes AC problems fast, whether your system is blowing warm air, leaking water, making strange noises, short cycling, or refusing to turn on. We serve homeowners and businesses throughout Hummelstown, Hershey, Harrisburg, Palmyra, and the surrounding communities with honest recommendations and no unnecessary upsells.

Our PA-licensed, insured, and background-checked technicians get to the root of the problem and explain your options in plain language, with transparent pricing and no hidden fees. We repair all makes and models and always weigh whether a repair or replacement is the smarter long-term investment for your comfort and your wallet. Financing through Klarna is available for larger repairs. Call 717-220-8696 to get your AC back up and running.

A new furnace is a major investment, and getting the installation right is what keeps your home warm, safe, and efficient for years. MRA Mechanical provides expert furnace installation for homes and businesses across Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. We help you select a high-efficiency system sized correctly for your space, then install it to exacting standards so you get even heat and lower energy bills all winter long.

Our licensed and insured team handles every detail, from removing your old unit to testing the new system for safe, reliable operation. We believe in transparent pricing with no hidden fees, so you know exactly what to expect before we begin. Whether your old furnace is failing or you are upgrading for better efficiency, we make the process straightforward, and financing through Klarna keeps it affordable. Call 717-220-8696  to plan your furnace installation.

When your furnace won't heat or your home just isn't staying warm, MRA Mechanical is here to help. We repair furnaces of all makes and models for homeowners and businesses throughout Hummelstown, Hershey, Harrisburg, Middletown, and the surrounding Central PA area. From a system that won't turn on to uneven heating, strange noises, or rooms at different temperatures, our technicians quickly find the cause and get your heat back on.

Our PA-licensed, insured, and background-checked team delivers honest diagnostics and transparent pricing with no hidden fees, so you can make an informed decision about your heating system. We will always tell you when a repair makes sense and when replacement is the smarter move for your comfort and budget. For larger repairs, financing is available through Klarna. Call 717-220-8696 to schedule furnace repair.

Heat pumps are one of the most energy-efficient ways to heat and cool your home, delivering comfort in every season from a single system. MRA Mechanical installs and services heat pumps for homes and businesses across Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. If you are weighing a heat pump versus a traditional furnace, our team will help you understand the options and choose the right high-efficiency solution for your space and your energy goals.

Our licensed and insured technicians handle installation, replacement, and repair with the precision that keeps your system running efficiently for years. We provide transparent pricing with no hidden fees and honest guidance on which equipment best fits your home and budget. With electrification and efficiency incentives reshaping home heating, a heat pump can meaningfully lower your energy bills, and financing through Klarna makes the upgrade more affordable. Call 717-220-8696 or book us online.

The air inside your home has a direct impact on your family's comfort and health. If you are dealing with a humid home, stale air, dust, or allergy triggers, MRA Mechanical offers indoor air quality solutions for homes and businesses throughout Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. We assess how your HVAC system moves and conditions air, then recommend improvements that make every room more comfortable and healthier to breathe.

Our licensed and insured technicians take an honest, whole-home approach, focusing on the solutions that will make a real difference rather than upselling equipment you do not need. We explain your options clearly and back every recommendation with transparent pricing and no hidden fees. Improving your indoor air quality can also help your heating and cooling system run more efficiently, and financing through Klarna keeps upgrades within reach. Call 717-220-8696 to schedule.

A modern thermostat gives you precise control over your comfort and can noticeably lower your energy bills. MRA Mechanical installs and replaces smart and programmable thermostats for homes and businesses across Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. If your current thermostat is unresponsive, outdated, or simply not keeping rooms at the right temperature, we will help you choose and install the right model for your system.

Our licensed and insured technicians make sure your new thermostat is properly wired, configured, and paired with your heating and cooling equipment so it works exactly as it should. We keep pricing transparent with no hidden fees and take the time to show you how to get the most out of your new controls. A smart thermostat pairs perfectly with a high-efficiency HVAC system to maximize savings. Call 717-220-8696 to schedule your thermostat installation.

The best way to avoid a surprise breakdown is to keep your system tuned up before problems start. MRA Mechanical offers proactive HVAC maintenance for homes and businesses throughout Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. Regular maintenance keeps your air conditioner and furnace running efficiently, catches small issues before they become expensive repairs, and extends the life of your equipment, which protects your investment for the long haul.

Our licensed and insured technicians perform thorough inspections and tune-ups, giving you an honest picture of your system's health with transparent pricing and no hidden fees. With HVAC demand peaking in both summer and winter, seasonal maintenance in spring and fall is the ideal time to make sure your system is ready when you need it most. Financing through Klarna is available for any recommended repairs. Call 717-220-8696 to set up your maintenance plan.

Ductless mini-splits are an efficient, flexible way to heat and cool spaces where traditional ductwork isn't practical, from additions and finished basements to rooms that never seem to reach the right temperature. MRA Mechanical installs and services ductless mini-split systems for homes and businesses across Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. If you have rooms at different temperatures or want to add comfort without a major remodel, a mini-split is often the ideal solution.

Our licensed and insured technicians size and install each system for quiet, energy-efficient performance, and we explain your options with transparent pricing and no hidden fees. Mini-splits give you room-by-room control that can meaningfully lower your energy bills compared to heating and cooling unused spaces. Financing through Klarna makes installation more affordable. Call 717-220-8696 to learn more.

Commercial rooftop units are the workhorses of business heating and cooling, and keeping them running is essential to a comfortable, productive space. MRA Mechanical installs, repairs, and maintains rooftop HVAC units for businesses throughout Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. Whether you manage a storefront, office, or larger commercial building, our team keeps your system performing reliably so you can focus on running your business.

Our PA-licensed and insured technicians have the experience to service commercial equipment efficiently, minimizing downtime and disruption. We provide honest assessments and transparent pricing with no hidden fees, so you always understand the condition of your system and the best path forward. From emergency-free scheduled repairs to proactive maintenance that prevents costly failures, we help you protect your investment. Financing through Klarna is available for larger projects. Call 717-220-8696 to schedule commercial rooftop unit service.

Geothermal systems use the stable temperature of the earth to heat and cool your home with remarkable efficiency, delivering some of the lowest operating costs available in home comfort. MRA Mechanical provides geothermal heat pump solutions for homeowners across Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. If you are planning for the long term and want to significantly reduce your energy bills, a geothermal system is worth exploring.

Our licensed and insured technicians will help you understand whether geothermal is a good fit for your property and walk you through the investment with honest, transparent pricing and no hidden fees. While the upfront cost is higher than conventional systems, the long-term energy savings and durability make geothermal a smart choice for many Central PA homeowners, and financing through Klarna helps make it attainable. Call 717-220-8696 to learn if geothermal is right for you.

A reliable water heater is something you only think about when it stops working. MRA Mechanical provides water heater installation, repair, and maintenance for homes and businesses across Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. From no hot water and inconsistent temperatures to leaks and aging tanks, our technicians quickly find the problem and restore your hot water. When replacement makes more sense than repair, we help you select the right unit for your household's needs and budget.

Our PA-licensed, insured, and background-checked team handles both residential and commercial water heaters with transparent pricing and no hidden fees. Regular maintenance helps your water heater run efficiently and last longer, protecting your investment and avoiding unexpected cold showers. Financing through Klarna is available to make a new water heater affordable. Call 717-220-8696 to schedule water heater service.

Boilers are a dependable, comfortable way to heat a home, and keeping yours running well takes experience with both water and steam systems. MRA Mechanical provides complete boiler installation, repair, and maintenance for homes and businesses across Hummelstown, Hershey, Harrisburg, and Central Pennsylvania. Whether your boiler won't heat, is making unusual noises, or is simply aging past its prime, our technicians diagnose the issue and get your heat back on. When it is time for a replacement, we help you choose an efficient new system sized correctly for your space.

Our PA-licensed, insured, and background-checked team services water and steam boilers of all makes and models with honest recommendations and transparent pricing that has no hidden fees. Routine boiler maintenance keeps your system running efficiently, prevents costly breakdowns, and extends the life of your equipment through Central PA winters. Financing through Klarna is available for installations and larger repairs. Call 717-220-8696 to schedule boiler service.