Type J-AL H-20 aluminium single-leaf floor door

The Type J-AL H-20 single-leaf floor door is made from extruded aluminium diamond pattern plate that is reinforced to withstand an AASHTO H-20 wheel loading for vehicular traffic in off-street locations. It has a channel frame design that features a threaded drain coupling for connection to a dry or wet well. The Type J-AL H-20 single-leaf floor