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Find 8 Recommended Local HVAC Contractors in Hertfordshire

Read profiles and customer feedback for 8 recommended HVAC contractors serving Hertfordshire, including Hemel Hempstead, Watford and St Albans. Check the systems and services they handle and contact suitable companies to discuss your requirements and request quotes.
Hemel Hempstead (3)
St Albans (2)
Watford (3)
12 reviews
Plumb Heating Ltd
12 reviews
Reliable heating and plumbing services across Hertfordshire
Plumb Heating delivers reliable heating and plumbing services in Hemel Hempstead, with 24/7 emergency boiler repair, underfloor heating and gas safety checks.
Website 07501 619738 Call Profile
8 reviews
Bear Building Services Limited
Emergency
8 reviews
F-Gas certified refrigeration engineers ensure environmental compliance
Trusted HVAC contractors offering refrigeration, air conditioning, and heating services in Hemel Hempstead. Gas Safe registered with 4-hour emergency response. Competitive pricing and free site surveys.
Refrigeration Air Conditioning Heating
Website 01442 767911 Call Profile
Not rated yet
Home Counties Heating
33 Years
Emergency
Not rated yet
We have over 30 years of experience in heating installations and repairs.
Home Counties Heating offers expert boiler, AGA, and Rayburn installations, repairs, and servicing in Hemel Hempstead with 30 years of experience and Gas Safe/OFTEC accreditation.
Boiler Installations AGA Repairs Rayburn Services
07778 652502 Call Profile
K2 Drives & Controls
18 Years
Emergency
Not rated yet
K2 Drives & Controls
18 Years
Emergency
Not rated yet
We offer 24/7 nationwide technical support and emergency response.
K2 Drives & Controls delivers energy-efficient motor control systems and Danfoss drive solutions across Southern England. Specialising in HVAC, FM, and industrial applications with 24/7 technical support.
Installation Commissioning Technical Support
01923 655955 Call Profile
Not rated yet
Realtime Control Systems
15 Years
Not rated yet
We have 13 years of experience in BMS control systems development
Specialists in BMS and HVAC control systems integration, offering advanced solutions for commercial buildings. Contact us for expert services in Watford.
BMS Hardware Development HVAC System Integration VRF Air-Conditioning Interfaces
01923 233384 Call Profile
AC Solutions Group
44 Years
Emergency
Not rated yet
AC Solutions Group
44 Years
Emergency
Not rated yet
We have over 40 years of HVAC experience with manufacturer-certified technicians
Trusted HVAC specialists in Watford and London since 1982. Offering air conditioning installations, maintenance, and emergency hire services with manufacturer-certified expertise and environmental commitment.
Fixed Air Conditioning Portable Unit Hire Refrigeration Systems
020 8207 6969 Call Profile
Not rated yet
The Small Solar
20 Years
Not rated yet
16 years of specialist solar thermal installation experience
Professional solar water heating installations and repairs in Hertfordshire. Serving London and the South East since 2006, we offer high-efficiency solar thermal systems using Viessmann and other premium brands.
Solar Water Heating Evacuated Tube Installation Flat Panel Systems
01727 838128 Call Profile
Not rated yet
IMA Cooling
50+ Years
Not rated yet
We have over 30 years of experience in industrial refrigeration systems.
IMA Cooling provides industrial refrigeration, high-humidity coolers, and energy-efficient cooling solutions for agricultural and food industries across the UK and internationally.
Industrial Refrigeration Coldroom Design Hydrocoolers
01727 840090 Call Profile