RELINER® / Duran Inc. is a Connecticut based manufacturer dedicated to providing simple, cost effective, durable products for use in the wastewater and construction industries.  Our patented product lines include:

  • The RELINER® Inside Drop System, consisting of a fiberglass Drop Bowl and Stainless Steel Pipe Support Brackets. 
  • The RELINER® Modular Manhole Invert Channel System

Typical Installation detail showing an inside manhole drop using a Drop Bowl and Pipe Supports with the optional Channel System.


Visit our booth at these upcoming Trade Shows!

WEF Collections Systems Indianapolis, June 5 - 6 Booth #312
PWX 2019 Seattle, September 8 - 11, Booth #438 exhibiting with Best Management Products

Controls the drop of influent inside a sanitary manhole or wet well. read more

Securely attach pipes to manhole and structure walls. Type 304 or 316 Stainless. read more

Modular fiberglass invert channels for improved manhole hydraulics.   Reduce maintenance read more

  • RELINER® products are proudly made in the USA and are available at waterworks suppliers throughout the United States and Canada. Individual direct orders are accepted by email fax or phone.
  • RELINER® products have found widespread acceptance throughout the United States and Canada as the preferred solution to sewer manhole and lift station drops also for manhole invert channel rehabilitation and construction. 
  • RELINER® Stainless Steel Pipe Support Brackets are extensively used throughout the construction industry to securely mount pipes of almost any size to structure walls.