https://en.nencom.com/ Heating roman baths using pellet boiler BURNiT and solar collectors SUNSYSTEM. The system is fully autonomous and environmentally friendly. NENCOM is a distributor of products SUNSYSTEM and BURNiT.

solid fuel boilers: https://en.nencom.com/products/solid-...
solar collectors: https://en.nencom.com/products/solar-...