Groupe THERMCROSS

Thermcross is a French distributor and wholesaler specializing in HVAC spare parts, heating components, ventilation systems, and air conditioning equipment. Operating through its prominent subsidiaries DIFF and RGS, the company supplies over 100,000 multi-brand replacement parts to heating engineers, plumbers, wholesalers, and maintenance technicians worldwide. Thermcross offers an extensive catalog featuring original and compatible components for top HVAC manufacturers including Saunier Duval, Chaffoteaux, Atlantic, ELM Leblanc, Daikin, Vaillant, and De Dietrich. Product categories range from water heater resistances, expansion vessels, and circulation pumps to gas control blocks, thermostats, ignition electrodes, and air conditioning compressors. Professional clients benefit from technical assistance, exploded diagram visualization tools via Editherm, and rapid 24-hour delivery services across France and international markets. The company provides specialized HVAC tool calibration, preventive maintenance supplies, and chimney sweeping equipment for residential, commercial, and industrial applications. Certified to ISO 9001 standards, Thermcross ensures high-quality distribution of CVC spare parts and heating control solutions for trade professionals.