AquaShield Backflow Enclosure - BFP8-OA 15mil They are attached under the

They are attached under the mats

It provides permanent turf reinforcement protection in vegetated channels

When compared to silt fences or straw wattles

This product doesn't require existing grass to be removed prior to installation

instead of on top

AquaShield Backflow Enclosure - BFP8-OA 15mil They are attached under theThis AquaShield backflow enclosure is a ASSE 1060 certified marine grade aluminum enclosure. It provides freeze and vandalism protection for backflow preventers that are installed outside and above ground. Model: BFP8 OASize: 74" L x 67" W x 54" HWeight: 405 lbs. Heater Option: 1500W NOTE: This particular AquaShield enclosure is ineligible for return or order cancellation once the order has been shipped.