Business Details
32 Years
experience
Emergency
services
Open 24/7
always available
Your Trusted HVAC Partner in Derry, NH
Since 1994, Cal's Air Conditioning & Heating has provided professional HVAC repair and installation services to homeowners and businesses across Southern New Hampshire and Northern Massachusetts. Our team of certified technicians brings decades of combined experience to every project, specializing in air conditioning, furnace, and heat pump systems from leading brands like Mitsubishi and Bryant. We prioritize prompt, reliable service and maintain 24/7 emergency availability to address urgent heating and cooling needs. Our owner, Ernie Calderone, personally oversees operations to ensure every client receives tailored solutions and expert guidance. We offer comprehensive services including system diagnostics, repairs, installations, and maintenance, backed by warranties and safety protocols that protect both our customers and their investments.With a focus on energy efficiency and customer education, we help clients optimize comfort while reducing energy costs. Our commitment to quality workmanship and transparent communication has earned us a reputation as a trusted local HVAC provider, serving communities including Derry, Windham, Salem, Londonderry, and Hooksett. We accept multiple payment methods and provide free quotes to ensure accessibility and informed decision-making for all our clients.
Services
AC Repair
Furnace Repair
Heat Pump Installation
Emergency HVAC Service
Duct Work
Details
- Year established: 1994
Highlights and features
- We have over 30 years of HVAC experience serving Southern New Hampshire
- Our team offers 24/7 emergency repair services for urgent needs
- Certified technicians for Mitsubishi, Bryant, and all major HVAC brands
- Free quotes provided for all installation and replacement projects
- Serving 5+ communities including Derry, Windham, and Salem, NH
What people say
Prompt service
Professional technicians
Top notch
Highly recommend
Flawless installation
Services
AC Repair
Our AC repair service addresses cooling system malfunctions 24/7, ensuring optimal performance during hot months. Technicians diagnose issues with compressors, refrigerant levels, and electrical components. Customers benefit from immediate response times and guaranteed warranty protection for all repairs.
Furnace Repair
Emergency furnace repair services restore heating functionality during cold weather, addressing ignition failures, blower motor issues, and heat exchanger problems. Our team prioritizes safety and efficiency while maintaining manufacturer warranties through certified repairs.
Heat Pump Installation
We install energy-efficient heat pump systems that provide both heating and cooling capabilities. Our technicians handle refrigerant lines, electrical connections, and system programming to ensure year-round comfort with minimal energy consumption for residential properties.
Emergency HVAC Service
Available 24 hours daily, our emergency service addresses urgent HVAC failures with rapid response times. Certified technicians carry essential replacement parts to resolve critical issues like complete system shutdowns during extreme weather conditions.
Duct Work
We design and install efficient duct systems that optimize airflow throughout residential properties. Services include leak sealing, insulation upgrades, and complete duct replacements to improve HVAC system performance and indoor air quality.
People
Ernie Calderone
Owner
With over 30 years in the HVAC industry, Ernie Calderone leads Cal's Air Conditioning & Heating, providing personalized service and technical expertise. He ensures all projects meet strict quality standards while maintaining direct customer communication.
Questions
What HVAC services do you offer?
We provide AC repair/installation, furnace repair/replacement, heat pump services, emergency HVAC repair, and duct work solutions.
Do you offer 24/7 emergency service?
Yes, our technicians are available 24 hours a day, 7 days a week for urgent heating and cooling needs.
What payment methods do you accept?
We accept major credit cards, debit cards, personal checks, and cash payments.
Which areas do you service?
We serve Derry, Windham, Salem, Londonderry, Hooksett, NH and surrounding areas in Southern New Hampshire and Northern Massachusetts.
Do you provide free quotes?
Yes, we offer free, no-obligation quotes for all HVAC installation and replacement projects.
How do I know if I need HVAC repairs?
Signs include unusual noises, inconsistent heating/cooling, increased energy bills, and system failure during extreme weather.
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