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33 Years
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Emergency
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Your Trusted Partner for Plumbing & HVAC Solutions in Stewartstown, PA
At Gemmill W W Plumbing Heating & AC, we have dedicated ourselves to providing exceptional plumbing and HVAC services since 1993. As a family-owned and operated business based in Stewartstown, Pennsylvania, we bring over three decades of hands-on experience to residential and commercial clients across South Central Pennsylvania and Northern Maryland. Our team of certified technicians specializes in plumbing, heating, and air conditioning repair, installation, and maintenance, using trusted name-brand equipment to ensure lasting solutions. We prioritize customer satisfaction through 24/7 emergency service, transparent pricing, and a commitment to resolving issues efficiently. Licensed in both Pennsylvania (HIC# PA041045) and Maryland, we combine local expertise with industry-leading practices to deliver reliable comfort solutions.

Whether addressing urgent plumbing failures or optimizing HVAC performance, our approach focuses on minimizing disruptions while maximizing system longevity. Our reputation as a trusted partner stems from consistent, high-quality service and a deep understanding of the communities we serve. By offering financing options and comprehensive maintenance plans, we aim to make essential home comfort services accessible and stress-free. With a proven track record of resolving complex issues and a dedication to staying current with technological advancements, we remain a go-to resource for property owners seeking dependable plumbing and climate control expertise.
Services
Plumbing Repair Heating Repair Air Conditioning Services Water Treatment Systems Tankless Water Heaters Bathroom Fixtures Well Systems Installation Preventive Maintenance Emergency Services HVAC Installation
Details
  • Year established: 1993
Highlights and features
  • We have over 30 years of family-owned experience in plumbing and HVAC services.
  • Our team provides 24/7 emergency service for urgent plumbing and heating needs.
  • We are licensed in both Pennsylvania (HIC# PA041045) and Maryland.
  • We offer financing options for water treatment systems and HVAC installations.
  • We use trusted name-brand equipment for all plumbing and climate control solutions.
Services
Plumbing Repair
Our plumbing repair services address leaks, clogs, and system failures using advanced diagnostics and durable replacement parts. We handle emergency burst pipes, drain clearing, and fixture repairs for residential and commercial properties. With 30+ years of experience, our technicians ensure long-lasting solutions that prevent recurring issues while maintaining code compliance.
Heating Repair
We provide comprehensive heating repair for furnaces, boilers, and heat pumps, restoring efficiency during cold seasons. Our certified technicians diagnose ignition problems, thermostat malfunctions, and heat exchanger issues using specialized tools. Regular maintenance extends system lifespan while emergency repairs minimize downtime for homes and businesses in Pennsylvania and Maryland.
Air Conditioning Services
Our AC services include system diagnostics, refrigerant recharge, and component replacement for optimal summer cooling. We service all major brands, including Bryant and Puron, with preventive maintenance plans to avoid breakdowns. Emergency repairs address compressor failures and electrical issues, ensuring rapid restoration of comfort for residential and commercial clients.
Water Treatment Systems
We install and maintain water treatment solutions like softeners, reverse osmosis systems, and filtration units to improve water quality. These systems remove contaminants, reduce mineral buildup, and enhance taste for homes and businesses. As MacClean Water Conditioning Dealers, we offer customized solutions tailored to local water conditions in South Central Pennsylvania.
Tankless Water Heaters
Our tankless water heater services include energy-efficient installations, repairs, and maintenance for continuous hot water supply. These systems reduce energy costs by heating water only when needed, ideal for homes and businesses with fluctuating demand. We offer expert guidance on selecting and maintaining tankless units for maximum performance and longevity.
Questions
What services does W. W. Gemmill Plumbing Heating & AC offer?
We specialize in plumbing repair, heating and AC services, water treatment systems, tankless water heaters, well systems, and preventive maintenance for residential and commercial properties.
Do you provide emergency plumbing or HVAC services?
Yes, we offer 24/7 emergency service for urgent plumbing, heating, and air conditioning issues to minimize property damage and restore comfort quickly.
Which areas do you serve?
We serve residential and commercial clients in South Central Pennsylvania and Northern Maryland, including Stewartstown and surrounding communities.
Are financing options available for your services?
Yes, we provide financing options for qualifying customers to make essential plumbing and HVAC upgrades more accessible and budget-friendly.
Are you licensed and insured for plumbing and HVAC work?
We are fully licensed in Pennsylvania (HIC# PA041045) and Maryland, with insured technicians trained to handle all major plumbing and HVAC brands safely.
How can I schedule a service appointment?
Call us at (717) 993-2233 anytime for immediate assistance or use our contact form to request a service call during regular business hours.