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Blackthorn, Inc.
6113 Brookville Salem Rd.
Clayton, OH 45315

800-836-6113
Tel. 937-836-9296
Fax 937-836-9395


DURASEAL III PIPE TO MANHOLE FLEXIBLE GASKET
Put A Water-Tight Seal On Your Sanitary Sewer Systems
The DURA-SEAL™ III is a patented multi-finned flexible gasket which produces a positive water-tight fit wherever a pipe makes contact with a manhole base. It becomes an integral part of the pipe and cannot slip, twist or dislodge. If a flat spot of an out-of-round pipe does permit any leakage, DURA-SEAL's™ simple four-step injection sealant system allows quick and easy repair, on-site. One man inside the manhole can complete the job without disrupting other workers or outside activities.
The DURA-SEAL™ III works on pure compression, thus eliminating the need for installation kits, take-up clamps or additional tools. This makes installation in the field possible in either wet or dry conditions. The contractor simply lubricates the pipe and inserts it into place. This time-saving product provides you with top-quality, increased efficiency and improved cost effectiveness, all in one package.
DURA-SEAL™ III meets or exceeds all material and performance requirements of ASTM C443 and C923. It is covered under one or more of the following patents: Number 3,787,061; Number 3,759,285; and Canadian Patent Numbers 949,094 and 1.018,331. Recents tests certify that DURA-SEAL™ III can withstand 3760 force lbs. (1880 lbs. each end) with zero leakage. For complete test results, ask one of our representative for Bulletin No. 747448-A (1.1MB).
Let us show you how DURA-SEAL™ III can increase job quality, reduce down-time and enhance your productivity. We even offer a guarantee that is water-tight! Call today to place your order or to receive additional information.
Mandrel/gasket Assembly ready to go on form. Easily assembled by 1 man without special tools.
Complete mandrel assembly fastened to outside manhole mold.
Base assembly with Dura-Seal III in place ready for pouring.
Pouring base
Placing flowline tubes
Secondary pour of sand and cement mix to form inverts
Flowline tubes removed - Inserts hand finished
Finished manhole base complete with Dura-Seal III gaskets.
 

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