HDPE

alpha

Wide range restrained coupling.
Manufactured in the USA.

USE  One piece, stab-fit installation, covers IPS PVC through DI pipe diameters without having to change components.
SIZES 4" - 12” & 16"
COMPATIBILITY  Ductile iron, cast iron, PVC IPS, PVC C900 & HDPE (size 4"-12").
WORKING PRESSURE  Up to 350 psi.
PATENTS: US8894100, US9534714, US9915385, CA2867172
NSF61 certified.

MATERIALS

CASTINGS All cast components (end rings, center ring, and bolt guides) are ductile iron, meeting or exceeding the requirements of ASTM A 536, grade 65-45-12.
GRIPPERS Ductile (nodular) iron, meeting or exceeding ASTM A 536, Grade 65-45-12. Machine sharpened and heat treated. Xylan 1424 coated for superior corrosion resistance.
GASKETS SBR compounded for water and sewer service per ASTM D2000, classified by UL to meet NSF61 or NBR compounded for water and sewer service per ASTM D2000, NSF61 Certified. Other compounds available upon request.
DRAW HOOKS 304 stainless steel.
RAMP RUNNERS Reinforced nylon.
BOLTS AND NUTS 5/8-11 bolts with heavy hex nuts. E-coated nuts, 304 stainless steel. Fasteners provided with anti-galling protection.
COATINGS Center ring is Romacote fusion bonded epoxy, NSF 61 Certified. End rings are Romabond polyester.

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