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Your Trusted HVAC Partner in Epping, NH
Coastal Mechanical was founded on the principle of treating customers as family, delivering high-quality HVAC services with integrity and expertise. As a family-owned and operated business, we combine decades of hands-on experience with cutting-edge technology to provide reliable heating, cooling, and refrigeration solutions for residential and commercial clients. Our certified technicians prioritize customer satisfaction through transparent pricing, 24/7 emergency service, and a commitment to staying at the forefront of industry advancements.

We serve communities across New Hampshire, including Epping, Exeter, and the Seacoast region, offering personalized service that emphasizes long-term relationships and trust. From routine maintenance to complex installations, our focus remains on ensuring optimal comfort and system efficiency for every client.
Services
HVAC Installation AC Repair Furnace Maintenance Heat Pump Services Emergency HVAC Commercial HVAC Ductwork Solutions Boiler Services System Replacement Financing Options
Highlights and features
  • Family-owned business with 24/7 emergency HVAC service
  • Certified technicians with manufacturer-specific training
  • Transparent pricing and detailed service explanations
  • Specialized in energy-efficient system upgrades
  • Serving Seacoast NH communities for over a decade
Associations and certifications
  • Mitsubishi Diamond Dealer
  • Bryant Factory Authorized Dealer
What people say
Super professional Excellent service Knowledgeable crew Prompt response Fair pricing
Services
HVAC Installation
Our certified technicians perform precision HVAC installations using advanced load calculations and manufacturer-certified techniques. We specialize in matching system capacity to building requirements, ensuring optimal energy efficiency and comfort. With access to top-tier equipment as a Mitsubishi Diamond Dealer and Bryant Factory Authorized Dealer, we deliver installations that maximize performance and longevity.
AC Repair
We provide rapid diagnosis and repair of all air conditioning systems using thermal imaging and digital diagnostics. Our technicians carry common replacement parts for same-visit fixes, addressing refrigerant leaks, electrical failures, and compressor issues while maintaining factory warranty compliance through proper repair protocols.
Furnace Maintenance
Our comprehensive maintenance programs extend equipment life by 40-50% through systematic inspections and preventive care. We check electrical components, clean coils, verify refrigerant levels, and optimize airflow patterns to maintain peak efficiency and prevent unexpected breakdowns during critical operating seasons.
Heat Pump Services
We offer complete heat pump lifecycle services including installation, repair, and maintenance for residential and light commercial applications. Our technicians specialize in zoning systems and smart thermostat integration, optimizing year-round comfort while reducing energy consumption through advanced system configurations.
Emergency HVAC
Our round-the-clock emergency response team addresses critical HVAC failures with fully stocked service vehicles and immediate repair capabilities. We prioritize temperature-sensitive situations for homes and businesses, minimizing downtime through rapid diagnostics and parts availability.
Questions
What HVAC services do you offer?
We provide full-service HVAC solutions including installation, repair, and maintenance for residential and commercial heating, cooling, and refrigeration systems.
Are you available for emergencies?
Yes, we offer 24/7 emergency HVAC service with rapid response times for critical heating and cooling failures.
Do you service all HVAC brands?
Our technicians are trained to service all makes and models of HVAC equipment, including specialized manufacturer certifications.
How can I improve system efficiency?
Regular maintenance, filter replacements, and upgrading to high-efficiency systems can reduce energy consumption by up to 40%.
Do you offer financing options?
Yes, we provide flexible financing plans to help customers access necessary HVAC upgrades with manageable payments.
What areas do you serve?
We serve Epping, Exeter, Lee, Newmarket, Raymond, and surrounding areas of New Hampshire's Seacoast region.