6" L feed rsmh (350gal/+sand rock mass) and thermal siphon hotwater heater loop

The rocket stove core is a 6"x24" terracotta square tube butted to a 42"refractory brick riser the base layer is 1" metal tube shims with an ash buffer between the slab. double and triple wall layers of brick and ash behind the cobb for the walls 6" clean out down draf/ heat exchanger access

the water heater is a closed thermal siphon loop teed off the hot water heaters draincock bottom pressure release valve top through the bung 2 3/4'' x42'' mini manifold with teracotta/clay gaskett on the top barrel

30' of burreid flu pipe all laps sealed with clay slip between 6 55 gal barrels of water half burried packed with local sand rock clay all stood off walls and floor with slavaged pallets scrap ply wood creotec insulation

built in durham 90% scrap daily burner since mid october