75 Cu/ft Sprung Arch tube style anagama kiln with hanging stoke hole door. We used Clipper Super Duty High Alumina #1 arch, Clipper Super Duty High Alumina, Seneca 60P, Super 75 mullite, BNZ 2660, BNZ 2500 for cold face insulation/sub floor, and Alsey medium duty (chimney above damper) to build this kiln. Walls are 4.5” clipper, 4.5” BNZ 2500. The arch is 4.5” hard brick, 3” BNZ 2500, 2 layers 6# 1” fiber, chicken wire mesh, 1” of 80 lb scratch coat sanded with fiber stucco/3 gallon vermiculite custom mix for skin coat. Interior dimensions roughly 7’x3’x4’. Hanging stoke hole door make burning wood easy. Assistant Robert Williams and I built this kiln in 10 days, October 2023.