Call Now
Website
Call
Business Details
50+ Years
experience
Emergency
services
Expert HVAC Installation, Repair & Maintenance in Marlborough, NH
Keating Plumbing & Heating has been dedicated to enhancing home comfort for over six decades, serving Marlborough, NH, and surrounding areas since 1958. Our team of licensed, fully trained technicians prioritizes attentiveness and expertise, ensuring every customer receives personalized service whether they are new or a long-standing client. As a proud Mitsubishi Diamond Dealer, we offer exclusive benefits including priority access to consumer financing options and extended labor-warranty programs.

We specialize in heating, cooling, and indoor air quality (IAQ) services, providing emergency repairs, routine maintenance, and system installations with a commitment to clean, respectful serviceevidenced by our practice of wearing booties during home visits. Our reputation is built on decades of reliable service, transparent communication, and a focus on customer satisfaction, as highlighted by testimonials praising our technicians' professionalism and thoroughness.
Services
Heating Cooling IAQ Emergency Repairs Mitsubishi Systems
Details
  • Year established: 1958
Highlights and features
  • We offer 60+ years of experience in residential HVAC services.
  • Our licensed technicians provide 24/7 emergency repair availability.
  • Exclusive Mitsubishi financing and warranty benefits for customers.
  • Technicians wear booties to maintain clean home environments.
  • Personalized service for both new and long-standing clients.
Associations and certifications
  • Mitsubishi Diamond Dealer
What people say
Exemplary service Technician was thorough 24/7 emergency availability Treated like family Clean work practices
Services
Heating Services
Our comprehensive heating services ensure reliable warmth during New England winters. Certified technicians diagnose and repair all furnace types, including emergency repairs for sudden failures. We also install energy-efficient heating systems tailored to home size and climate needs, with maintenance plans to extend equipment lifespan and optimize performance.
Cooling Services
From routine maintenance to emergency air conditioning repairs, we maintain optimal cooling performance. Our technicians service all AC units, including central systems and mini-splits, with installation of high-efficiency models that reduce energy costs while improving temperature control for residential properties.
Indoor Air Quality
We improve home air quality through advanced filtration systems, humidity control, and ventilation solutions. Our IAQ experts install air purifiers and recommend customized strategies to reduce allergens, ensuring healthier living environments for families with respiratory concerns.
Emergency Repairs
Available 24 hours daily, our emergency team responds rapidly to critical HVAC failures. Technicians carry common replacement parts and use diagnostic tools to resolve issues efficiently, minimizing home comfort disruptions during extreme weather conditions.
Mitsubishi Systems
As a Mitsubishi Diamond Dealer, we offer premium mini-split systems with zoned temperature control. Our certified installers ensure proper system sizing and placement, backed by exclusive extended warranties and financing options unavailable through other local providers.
Questions
What HVAC services does Keating Plumbing and Heating offer?
We provide heating, cooling, indoor air quality solutions, emergency repairs, maintenance, and Mitsubishi system installations.
Are emergency HVAC services available after hours?
Yes, we offer 24/7 emergency repair services for critical heating and cooling issues.
Do you service areas outside Marlborough, NH?
We serve communities including Keene, Brattleboro, Peterborough, and surrounding regions in NH and VT.
What financing options are available for new HVAC systems?
As a Mitsubishi Diamond Dealer, we offer exclusive financing programs and extended labor warranties.
How can I schedule an HVAC service appointment?
Call us at 603-876-4447 or use our online contact form to request immediate service.