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Limited Access Tank Monitoring Manhole
One Year Manufacturer Warranty

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Morrison Brothers 418TM Series Limited Access Tank Monitoring Manhole

18in. x 12in. or 18in.

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Model # Description Price Qty
418TM-1100 AM 18in. x 12in. $416.59
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Morrison Bros. Co.
Manuals and Information:
418 Series Spec Sheet

Round manholes with bolted and gasketed cover. Used for access ports in driveways where limited access and/or water-resistant conditions are required. Bolts are standard hex head stainless steel, except for the 418 18"x 12 and the 18"x18" which uses a flat head screw. Gaskets are Buna-N. Meets H-20 load requirements.

Features "TANK MONITOR" text for UST leak detection. Bolt down and gasket style.