ALMA Dekorra Model 301-BG Class 1 Insulated/Heated Backflow Protection Box (Brown) Backflow enclosure features durable design provides protection and security Electric Heated - R-13 Insulated - Dual Padlock Tabs for added backflow enclosure security Natural color and smooth shape blends backflow into surrounding landscape Easy to install. Ultra U.V. proof. - Backflow enclosure will not fade in sun Please Verify Backflow Enclosure Dimensions Prior To Ordering (see description)