Backflow prevention device enclosure having improved access

摘要

An apparatus for maintaining the temperature of material contained in fluid conveying devices. The apparatus may include an enclosure having an improved door, mounting bracket, locking mechanism, heating device and a secure structure for accessing the upper portion of the enclosure. An alignment guide and integral tabs are also disclosed which facilitate assembly of the enclosure. A shield-support-bottom enclosure, which allows greater access for maintenance, is disclosed.