Welcome to OHA
30+ Years of Exceptional
Services For
all your needs
Professional
Plumbing Services
When plumbing problems disrupt your day, you need a team that responds fast and gets the job done right. As a trusted plumber in Fredericksburg and King George, VA, we offer expert service with honest pricing and top-quality workmanship. From leak detection and drain cleaning to water heater installation and whole-home repiping, our licensed professionals handle it all with precision and care.
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Expert
HVAC Services
When it comes to keeping your home or business comfortable, you need an experienced team that delivers fast, dependable results. As a leading HVAC contractor in Fredericksburg and King George, VA, we provide expert heating, cooling, and indoor air quality services tailored to your space and budget. From emergency AC repairs and seasonal maintenance to complete system installations and energy-efficient upgrades, we offer customized solutions.
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High-Quality
AC Parts Replacement
When your air conditioner stops working as it should, it’s often due to a failing internal component. Our professional air conditioner parts replacement services ensure fast, accurate diagnosis and reliable repairs that restore your system’s performance. We replace critical components like compressors, fans, blower motors, coils, and circuit boards using high-quality, manufacturer-approved parts.
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Premier HVAC
Parts Replacement
When your heating system struggles to keep up, the issue often lies with worn or failing components. Our professional HVAC parts replacement services focus on restoring your comfort quickly and efficiently by targeting the source of the problem. From faulty igniters and cracked heat exchangers to damaged blower motors and malfunctioning control boards, we replace essential heating parts with high-quality, brand-approved components.
Learn moreWe Offer Financing
We believe comfort shouldn’t have to wait. That’s why we offer financing options to make it easier for you to get the HVAC and Plumbing services you need—when you need them. Whether it’s a repair, replacement, or new installation, our flexible financing helps fit your project into your budget.
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Service
Price
It’s Why So Many Customers Become
Customers for Life.
We’ll Do
The Job
Right
Delivering Exceptional Service
We’ll Keep You Operating At Your Best
At OHA HVAC, Plumbing, Chimney and Fireplaces, we’re proud to be your trusted source for reliable HVAC and plumbing services in Fredericksburg and King George, VA. As a family-owned business, we bring a personal touch to every project—backed by years of hands-on experience, top-quality materials, and a commitment to doing the job right the first time. Whether you’re dealing with a plumbing emergency, need a new AC system, or want to upgrade your home’s energy efficiency, our licensed professionals are here to help with honest advice, expert craftsmanship, and responsive service you can count on.
Call OHA HVAC, Plumbing, Chimney and Fireplaces at 703-213-5161 to Get Started Today!
Comprehensive Heating and Cooling Solutions
We offer a full range of AC and heating services to keep your home comfortable year-round—from routine maintenance and fast repairs to full system installations and energy-efficient upgrades. Our team handles central air systems, heat pumps, ductless mini splits, and more with expert care. In addition to traditional HVAC solutions, we also provide specialty services such as chimney sweep and repair, as well as wood and pellet stove installation, giving you a variety of heating options tailored to your space and preferences. Whether you’re upgrading an old furnace or prepping your chimney for winter, you can trust our skilled technicians for clean, code-compliant work and personalized solutions.
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What Makes Us Different
Why Choose OHA HVAC, Plumbing, Chimney and Fireplaces?
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Veteran-Founded, Family-Owned
We bring the discipline, integrity, and dedication of our military background to every job, backed by the personal service you expect from a family-run business.
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Full-Service Expertise
From HVAC repairs and installations to plumbing, gas line work, and chimney services, we offer a complete range of solutions under one trusted roof.
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Honest Workmanship
We believe in doing things the right way—no shortcuts, no upsells. Just honest recommendations, clear communication, and quality you can count on.
Pipes, Pressure, and Superior Performance
Expert Plumbing Solutions for Every Home and Business
When it comes to dependable plumbing, we do it all—repairs, replacements, upgrades, and emergency services tailored to your property’s needs. As part of our full range of HVAC and plumbing services in Fredericksburg and King George, VA, we handle everything from leak detection and drain cleaning to water heater installation, whole-house repiping, and trenchless water line repair. Need help with gas lines, well pumps, or bathroom remodeling? We’ve got you covered. Our licensed plumbers work cleanly, communicate clearly, and deliver long-term solutions that keep your water flowing and your stress levels low.
24/7 Emergency Service
Heating out on a freezing night? Burst pipe flooding your basement? We’re here when it matters. Our emergency HVAC and plumbing services are available 24/7 to restore safety, comfort, and functionality fast. Whether it’s a broken furnace, a leaking water heater, an AC failure in the middle of summer, or a backed-up sewer line, our team arrives promptly with the tools and training to diagnose the problem and deliver immediate, effective repairs. We don’t just patch the issue—we provide real solutions that hold up under pressure. If you need immediate assistance, reach out at 703-213-5161.
Lease Financing Options
Looking for a more flexible way to upgrade your HVAC system? At OHA HVAC, Plumbing, Chimney and Fireplaces, we offer lease financing options that let you enjoy reliable heating and cooling without the upfront costs of ownership. With predictable monthly payments and no large down payment, leasing makes it easy to stay comfortable year-round—on your terms.
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