Culham SR-18 6-sided masonry heater with rear facing white oven and front heated bench. Finished with reclaimed brick and hand split local granite hearth. by Eric | Mar 28, 2017 | 6-sided masonry heater, Bakeoven, Brick masonry heater, heated bench, Masonry Heater, Masonry heater core, SR-18 core, top vented masonry heater, White Oven