Watta was shown a new heat controller — Sigma.The stand-out detail is the construction of a double bottom made of two metals: stainless steel and aluminum. The new heat controller from ZIDCLOUDS in collaboration with MAXX HOOKAH. Protection against coal spillage with a lid lock system in the new device — Guard. VULCAN resumed work on the development of a closed-type furnace. P.S: apparently OVEN is waiting for competition)