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47 Years
experience
Emergency
services
Residential HVAC & Plumbing Services in South Central PA
John M Wilhide Plumbing & Heating has served Hanover, Gettysburg, York, and Adams & York Counties since 1979. Our team of master plumbers brings over 40 years of combined experience to every project, holding RSES and DOT Gas Line Certifications that ensure technical excellence. We specialize in residential heating, air conditioning, plumbing, and water conditioning systems, offering comprehensive solutions for installation, repair, and maintenance. Our commitment to quality is reflected in our same-day service availability for urgent HVAC and plumbing needs. We prioritize customer satisfaction through transparent communication, competitive pricing, and financing options that include same-as-cash terms.

Our technicians are trained to assess home systems thoroughly and recommend cost-effective solutions tailored to each client's requirements. With a focus on long-term relationships, we maintain consistent service standards across all our operational areas. Our reputation for reliability has been built through decades of resolving complex plumbing issues, including sewer main emergencies and water heater replacements. We stand by our workmanship and maintain active certifications to uphold industry best practices. Our business hours are structured to accommodate weekday service requests while maintaining prompt response times for critical situations.
Services
Heating Services Air Conditioning Heat Pumps Plumbing Repairs Well Pump Service Water Conditioning Oil Burner Service Emergency Repairs System Maintenance Water Heater Installation
Details
  • Year established: 1979
Highlights and features
  • 40+ years of combined experience in residential HVAC and plumbing
  • RSES and DOT Gas Line Certified technicians
  • Same-day service for urgent HVAC and plumbing needs
  • Interest-free financing options available for qualified customers
  • Serving Hanover, Gettysburg, York, and Adams County residents
Associations and certifications
  • RSES
  • DOT Gas Line Certified
What people say
Prompt, professional service Saved me half the cost Knowledgeable technicians Excellent customer support Reliable emergency response
Services
Heating Services
Our heating services cover installation, maintenance, and repair of residential heating systems. Certified technicians handle furnaces, boilers, and heat pumps with precision. We offer emergency heating repairs during business hours to restore comfort quickly. Our team provides energy efficiency assessments to help homeowners reduce utility costs while maintaining optimal indoor temperatures.
Plumbing Repairs
We address urgent plumbing issues including pipe bursts, sewer backups, and water heater failures. Our certified plumbers use advanced diagnostic tools to identify problems accurately. Same-day service is available for critical leaks and system malfunctions. We also provide long-term solutions like pipe replacement when temporary fixes aren't sufficient, ensuring lasting results for residential properties.
Water Conditioning
Our water conditioning solutions improve water quality through filtration and softening systems. We install and maintain equipment that reduces mineral buildup in pipes and appliances. The service includes water testing to identify specific treatment needs. Customers benefit from extended appliance lifespan and improved water taste while protecting their plumbing infrastructure from long-term damage caused by hard water.
Heat Pump Services
We offer comprehensive heat pump solutions including installation, seasonal maintenance, and emergency repairs. Our technicians optimize system performance for both heating and cooling cycles. The service includes refrigerant level checks, coil cleaning, and thermostat calibration. Homeowners receive expert advice on energy-efficient models that provide year-round climate control while reducing energy consumption.
Oil Burner Service
Our oil burner maintenance ensures safe and efficient operation of heating systems. The service includes combustion analysis, nozzle cleaning, and safety control checks. We service storage tanks and fuel lines to prevent leaks and maintain proper system function. Regular maintenance extends equipment lifespan while ensuring compliance with safety standards for residential oil heating systems.
Questions
What HVAC and plumbing services do you offer?
We provide heating, air conditioning, heat pump services, plumbing repairs, water conditioning, oil burner maintenance, and emergency plumbing solutions for residential properties.
Do you offer emergency service outside regular hours?
We provide emergency plumbing and HVAC repairs during business hours (Mon-Fri 7am-4pm). For after-hours emergencies, we recommend contacting local emergency services.
What financing options are available?
We offer same-as-cash financing options for qualified customers, allowing qualified purchases to be paid in full within 18 months without interest charges.
Which areas do you service?
We serve Hanover, Gettysburg, York, and Adams County residents, covering both urban and rural locations within our service territory for all plumbing and HVAC needs.
How can I schedule an appointment?
Contact us at (717) 632-7336 during business hours (Mon-Fri 7am-4pm) to schedule service. We offer same-day appointments for urgent HVAC and plumbing emergencies.