Bead Collar with Annealing Door for Olympic Kilns HotBox HB84E

A bead collar can be added to a HotBox kiln to add extra depth to the kiln and provide a door for annealing.  Bead collars come with a stainless steel band and interior dimensions are 8" x 8" wide x 4.5" deep. Temperature range of the kiln is lowered when a bead collar is added.