set of some sanitary engineering objects

assortment background bath bathroom bathtub coil container designers drain duct engineering extinguisher faucet fire firehose flap for front heater hose hosepipe house housewarming industrial isolated nobody objects pail pan pipe plumbing pvc radiator renovation restroom sanitary serpentine set sewer soilpipe some studio tank toilet toilette tub tube tubing valve vat view washroom water white worm