High grade 304 stainless steel internal pipe stiffener for use with MIDCO Joint Restraints on HDPE pipe.  Flexible fit for ease of installation. Specify SDR  11,  13.5,  17

Accessories for MIDCO PERMA GRIP Joint Restraints:

RG Units – one bronze grip ring and one iron gland

Bronze Grip Rings – individual

Ductile Iron Glands – individual

Ring Kit – one Bronze Ring and one MJ Gasket

Gland Kit – one ductile Iron Gland and accompanying Bolts with Nuts

HDPE Stiffeners – individual

All MIDCO Municipal Products are fully compliant with the California Lead Plumbing Laws, NSF/ANSI 61 Annex G, ANSI Standard 372, the National Lead Free Law, The Safe Drinking Water Act, and Public Law 111-380.

Click 'model number' below for individual product prices and information

Showing 17–19 of 19 results

8" Stiffener | Midland MFG Co.

30319

$221.48
  • 30319
  • Product Name 8" HDPE Pipe Stiffener
  • Style SDR 11, 13.5, 17
  • Diameter 8"
  • Weight (lbs) 4
10" Stiffener | Midland MFG Co.

30320

$264.00
  • 30320
  • Product Name 10" HDPE Pipe Stiffener
  • Style SDR 11, 13.5, 17
  • Diameter 10"
  • Weight (lbs) 5
12" Stiffener | Midland MFG Co.

30321

$303.76
  • 30321
  • Product Name 12" HDPE Pipe Stiffener
  • Style SDR 11, 13.5, 17
  • Diameter 12"
  • Weight (lbs) 6