Forced-air convection Ovens from Shel Lab® are durable and made in the USA. They are UL/CSA/CE approved ovens and meet ASTM E145 and DIN 12880 test standards. These forced-air ovens have quality construction with heavy-gauge steel cabinets and a long-lasting powder-coat finish with an all stainless steel interior. Select an oven with a chamber capacity ranging from 1.39ft³ to 27.5ft³ and a maximum temperature of either 500°F or 583°F