Morrison Bros. 38 in. Lay-In Cover Only (MO318L3812ACC)
Morrison model 318L lightweight manhole cover is encapsulated in a new, high performance material. Built for moisture protection and chemical resistance, the long lasting encapsulating material, Line-X XS350, allows it to remain light weight, while still being effective and durable.
Male NPT threads (OD)
Female NPT threads from the top down and from the bottom up
Dual disc for easy opening and cushion closure
Right angle design