Our manhole covers trays are made from fully galvanized steel which is secured with 4 locking screws located under the lifting key caps. It’s polypropylene grade AP9 frame is durable and will stand the test of time. The design of this manhole cover is square on the surface to a round underside making it perfect for most drains and it’s ease of access makes it very user friendly once installed and fits back seamlessly into your patio.
