AES Environmental Systems Limited - Supplier of heating, ventilation and air-conditioning equipment and services.

Air Conditioning Company - Supplier of portable and fixed installation air conditioners, evaporative coolers and dehumidification equipment for sale or hire.

Air Conditioning Installers - Directory of UK air conditioning installers and maintenance specialists.

Aircon World - Sell air conditioning and comfort cooling systems to both domestic and retail customers.

Andrews Sykes Group PLC - Hire, sales and service of products for heating, air-conditioning, drying, ventilation, pumping, temporary accommodation and general plant.

Atmos Heating Systems - Manufacture and fit condensing gas boilers, solar water heaters and air handling units. Contact and product details.

Baxi - Focus on domestic heating products with a particular emphasis on gas.

CAS - Offer portable air conditioning, dehumidifiers, heating, air cleaners and humidifiers. Product specifications and contact details.

CF Environmental Services Limited - Specialists in the design, installation and after sales servicing and maintenance of air conditioning, electrical and building services. Contact details.

Clean Air Group - Providers of heating and air conditioning systems, ventilation and filtration systems. Contact details and company profile.

Clean Air Healthcare Ltd. - Manufacturer of an air cleaning device for the reduction of inhaled allergens. Includes specifications and reports.

Climate Center Online - Offers a range of products and services for commercial heating, ventilation, air conditioning and refrigeration. Listing online catalogue and ordering.

Coldhold Systems Ltd - Design, manufacture and installation of modular coldrooms, freezers, coldstores, clean rooms and hygienic preparation areas for clients throughout the UK.

Comfort Group - Air conditioning systems from Surrey company. Profile, product range, news, customer list and enquiry form.

Control Engineering Technology - Repairs and reconditions central heating and air conditioning control systems. Profile and product range.

Cooling Heating and Power - Offers sales, service and maintenance for absorption chillers for air conditioning, process cooling and chilling.

Curzon - Spare parts and controls supplier for all types of heating appliances, includes online part finder, contact details and forum.

Dalair Limited - Offer central station and packaged air handling equipment. Contains product details, and contact information.

Dantherm Air Handling Ltd - Describes its range of domestic heat recovery ventilation units.

Drugasar Ltd - Offers a range of heaters including basic gas heater needing no electrical power to electronic models utilising fuzzy logic.

Ecowarm - Solar heating systems from Suffolk company. Profile, environmental information, system and product descriptions and special offers.

EHS International Ltd - Air conditioning, cooling, heating, humidification, dehumidification and air purification equipment.

Elektra Underfloor Heating - Underfloor heating for different applications. Felixstowe, Suffolk

Fan Engineering (Midlands) Ltd - Manufacture and engineering of industrial fans, including development of bespoke installations. Company profile and contact details.

The Federation of Environmental Trade Associations - Representing the interests of manufacturers, suppliers, installers and contractors within the heating, ventilating, refrigeration and air conditioning industries.

The Floor Warming Company - Electric under-floor heating systems. Offers a range of heating mats and electric floor warming appliances. Listing product and company information.

Fresh Nuaire - Home ventilation systems. Describes its condensation control equipment and shows map of agents.

Galloway Group - Ventilation ductwork contractor offering complete airside package services including ductwork manufacture and supply, fire rated duct, noise and vibration control solutions and modular building services solutions.

GEA Acqua Air Conditioning - Offer full heating and cooling water based air conditioning system for small commercial and residential premises. Contact details and product specifications.

Gradwood Ltd - Design and installation of heating, ventilation and air conditioning systems.

Heattend Limited - Manufactures radiant panel heaters and air conditioning units. Profile and product descriptions.

HRS Hevac Limited - Offer a range of heating, hot water and heat transfer systems developed specifically for the generation of hot and chilled water, heating and cooling. Contact details.

Ibis International - Industrial air filtration and dust control equipment design and manufacture.

Inspired Heating Solutions - Hot water underfloor heating systems. Profile, system description and contact details.

Just-Heating - Offers electric central heating systems. Products include electric boilers, central heating radiators, combination storage radiators, heating controls and accessories.

Kee Triple Tube Underfloor Heating Ltd - Manufacturers of triple tube under-floor heating systems for use within domestic and commercial properties. Listing company information, system detail, benefits and quality assurance details.

Keep The Heat On - Provide domestic gas boiler spares, parts and heating components. Online shopping and contact information.

Kivell Cooling and Electrical Ltd - Residential and commercial refrigeration and air conditioning throughout and beyond the South West of the UK.

Kooltech Ltd - Independent refrigeration and air conditioning distributor and equipment manufacturer in the UK.

Merlin Boilers - ISO9001 accredited manufacturer of oil fired domestic boilers. Outputs 40,000 to 185,000 Btu/h. Floor standing and wall hanging models.

MS Air Movement - Designs, manufactures and installs air conditioning and ventilation systems. Profile, services and capabilities. Based near Hitchin.

Munters - Provider of products and services for humidity control in industrial, commercial, residential and agricultural applications.

Myson - Manufacture central heating radiators, fan convectors, towel warmers, underfloor heating systems, pumps and valves and thermostatic radiator valves.

Northern Fan Supplies Ltd - Supplier of commercial and industrial ventilation equipment and spares.

The Nuaire Group - Offering ventilation systems for the home; includes product range, brochures and contact information.

Oaksmere - Commercial refrigeration design and installation. Information on company and services. Offices in Stowmarket and Pontefract.

Osma Underfloor Heating - Manufacturers of water-based underfloor heating products. Also offer a full design and supply service. Includes company history, product approach, quote request and contact information.

Part Centre Online - Specialist supplier of spare parts for all forms of heating appliances to the trade with 26000 ex-stock lines, Electronic Parts Identification Catalogue Service (EPICS) and dedicated professional staff call centre.

Pipeline Center Online - Supply commercial heating products and fabrication services. Stock products including the Jet range. Part of Wolseley Centers.

Powrmatic - Offering a range of heating and ventilation solutions. Product and technical information available.

Poynton Refrigeration - Refrigeration and air conditioning specialists providing sales, service and installation throughout the UK.

R A Brown - Suppliers and installers of under floor heating products. Product information, gallery and contact details.

Reid Underfloor Heating (Scotland) Ltd - Suppliers and installers of various underfloor heating systems. Includes company, products, services, projects, brochure and contact us. Barrhead, Scotland.

Reznor UK Ltd - Supplier of gas-fired warm air heating and ventilation systems to the industrial and commercial building markets. Product, technical library, spare parts and general information included.

Rytons Building Products Ltd. - Vents and ventilation products for structures.

Saunier Duval - Product range for heating and domestic hot water comfort: wall-hung gas boilers, water-heaters, air conditioning monosplit and multisplit units.

Sensotherm Europanel Limited - Distribute radiators, including designer, low surface temperature, cast iron, slim and tall radiators.

Shoreheat - Offers a large range of heating equipment, spare parts and controls. Company profile, contact information, members login, news and links.

Silavent Ltd - Supplier of domestic ventilation systems, air extraction fans, heat exchange and heat recovery fans.

Specialist Heating Components - Heating and appliance spares and parts, including gas boiler and fire replacement parts and spares. Lists products and contact details.

Systemair Ltd - Offer fans, air handling and heat recovery products, grills, diffusers and air control devices. Gallery and contact details.

TAC Services - Supplier of domestic and commercial air-conditioning systems and spare parts. UK.

Thermo-Floor (GB) Ltd - Specialist in the design, supply and installation of WTH underfloor heating.

Underfloor Heating Systems Ltd - Supply underfloor heating systems. Includes technical and design information, and contact details.

Ventel Sheet Metal Ltd - Manufacturers and installers of ductwork systems for all types of buildings. Includes a company profile, details of services and a portfolio of projects.

Verplas Ltd - Manufacturer and supplier of domestic ventilation and ducting accessories offers products, brochure, news and contact details.

Vortice UK - Manufactures domestic ventilation fans, heaters and air cleaners for installation in bathrooms, showers and utilities.

Warmafloor - Manufacturer and supplier of underfloor heating and cooling systems. Product details, technical descriptions and case studies.

Warmfloor Solutions Ltd - Offer floor heating, snow and ice prevention on roofs and gutters services. Contact form.

Warmup Plc - Manufactures electric underfloor heating. Product and contact details.