Liftmaster Class IV ATL Inspection Pit c/w Recess for Play Detector Power Pack, Recess Trays for Play Detectors & Turn Plates. 4000mm Working Length c/w Staircase on either end & escape ladder to the other. 4 x IP56 Bulkhead Lights & Steel Airline with PCL Fitting. Exterior Finished in Red Oxide & Interior Pit Wall in White Gloss, Floor in Black Gloss Paint