Orton Vent Master Kiln Vent Wood Modeling Tools Large cones are used as

Large cones are used as a witness cone on the kiln shelf to visually monitor the progress of the kiln firing

Hydrated aluminas are fine granular white powders that have good flow properties

Frit Melting Range: 1400 to 1700F

A reference scale allows setting and repeating openings to within 1/100 of an inch

Each box contains two individually bagged 10 kilogram pugged blocks

Orton Vent Master Kiln Vent Wood Modeling Tools Large cones are used asOrton received the original patent in 1988 for Downdraft venting of Electric Kilns. Today they offer the most advanced Vent Master venting system that is easy to install, prevents fumes from entering the workspace, makes sure there is enough oxygen in the kiln for colors to fully develop, improves the temperature uniformity inside the kiln and helps increase the life of the heating elements. The Vent Master motor can be mounted on the floor or wall.