A man after my own heart .. now 80 year old widower . My third development woodburner is 100 % cast refractory panels all up weight is 500kg . with the panels glued / sealed using cartridge fire sealant 1500 C.
No glass viewing . afterburn chamber 8x 30mm od 2mm wall thickness stainless tubes with blown air heating .. initial hot air is available almost instantly the after 1/2 hour or so the refractory construction starts to warm up and release convected heat for two days I can email photos and a more detailed insight . just email me
richardwallinger@gmail.com.
Basically it is a Dunsley heat design of their YORKSHIRE STOVE remodeled out of 3 inch thick refractory panels . the refractory 25kg bags were supplied by geoinert in Portugal where i now live . / retired .00351 961654473 Richard in Alvito Portugal .