Insulated Aluminum Backflow Enclosures

  • Marine grade aluminum alloy construction provides lasting durability and strength, with light weight forease of handling
  • 100% stainless steel hardware assures long-term, rust proof durability and additional strength
  • Enclosures secured to mounting hardware providing easy access for service and repair
  • Flush-mounted locking mechanism and solid sheet construction ensures maximum security
  • Chameleon effect of the natural finish provides an unobtrusive quality
  • R-19 insulation value Polar Bearier Blanket*
  • Flexible rubber skirt provides protection from wind but allows drainage
  • Five year limited warranty
  • All aluminum enclosures may be powder coated in many colors at an extra charge



Product CodeDimensionsWeight
SBBC-22ALI22"l, 30.5"h, 16"w *Includes PBB-22 Insulation Cover44lbs
SBBC-30ALI30"l, 30.5"h, 16"w *Includes PBB-30 Insulation Cover50lbs
SBBC-45ALI45"l, 30.5"h, 16"w *Includes PBB-45 Insuation Cover63lbs
SBBC-60ALI60"l, 30.5"h, 16"w *Includes PBB-60 Insulation Cover88lbs


The backflow enclosure shall be of a vandal resistant nature manufactured entirely of marine grade aluminum alloy 5052-H32,with a wall thickness of one eighth inch. The mounting base plate shall be manufactured of stainless steel and powder coated. The main housing shall be of solid sheet construction with stainless carriage bolts used for assembling enclosure sides top and ends. The enclosure shall have a drop down door with stainless hardware hidden beneath door frame. The enclosure body shall lift open, pivoting from the back edge mounted to base also with hidden stainless hardware. Enclosure shall stay secured to mounting base plate in open and closed positions. Mounting Base shall have concrete anchor bolts to submerge into concrete leaving mounting base flush on concrete surface.The enclosure door shall have a recessed handle and provide a concealed hasp for a padlock. Insulated Polar Beariers shall be used to protect back flow devices from freezing temperatures inside Strongbox Insulated Aluminum Enclosures. Polar Beariers protect to a R19 insulation rating using Radiant Barrier Foil (RBF) inserted between acrylic polyester and air bubble pack. These layers forming an insulated bag shall be impervious to moisture.

  • Our Controller Subassembly includes 120 volt, 15 amp, ground fault protected duplex box with receptacle & locking switch: flexible conduit & condulet; & terminal strips with placards
  • The Thermostatically Controlled Fan is easily installed & can be adjusted in the field to help maintain desired enclosure temperature
  • The Rain Switch Enclosure is designed to protect WCS & Mini-Click Rain Switches from vandalism
  • The Pole Mount Rain Switch Enclosure mounts to 2” galvanized pipe
  • Solar Sync Cover is designed to protect Solar Sync switches from vandalism & made to attach to Strong Box enclosures with gasket seal

Controller Subassembly

CSA 36 Stations 5lbs
CSA-52 52 Stations 6lbs

Thermostatically Controlled Fan

OPT-FAN To help maintain desired enclosure temperature 4lbs

Rain Switch Enclosures

RGVRSS Designed to protect WCS and MiniClick-C rain switches from vandalism 2lbs
RGVRSS-P Pole Mount – Designed to protect WCS and MiniClick-C rain switches from vandalism 4lbs
SRSE Solar Sync Cover 1lbs

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