Submittal Sheet

Viega... The global leader in plumbing and heating systems.
301 N. Main, 9th Floor • Wichita, KS 67202 • Ph: 800-976-9819 • Fax: [phone] • E-Mail: [e-mail] • www.viega.com
ES-PFNGVP 1210
3 of 7
Engineering
Specifications
PART 2 – PRODUCTS
2.1 MANUFACTURERS
2.1.1 PureFlow Water System: ViegaPEX, ViegaPEX Ultra, ViegaPEX Barrier, and
FostaPEX manufactured by Viega LLC, 301 N. Main Street, Floor 9,
Wichita, KS 67202, 316-425-7400.
2.2 MATERIAL
2.2.1 Tubing Standard: ViegaPEX High-Density Cross-linked polyethylene tubing
shall be manufactured to the requirements of ASTM F876 and meet the
standard grade hydrostatic pressure ratings from Plastic Pipe Institute in
accordance with TR-4/03. The following three standard grade ratings
are required.
• 200 degrees F (93 degrees C) at 80 psig (551 kPa)
• 180 degrees F (82 degrees C) at 100 psig (689 kPa)
• 73.4 degrees F (23 degrees C) at 160 psig (1102 kPa)
2.2.1.1 Chlorine testing: According to ASTM F876 shall meet or exceed the
following end use condition.
• End use conditions of : 100% @ 140°F
o Per PEX 5006 (CL5) or NSF P171 (CLR)
2.2.2 Tubing Standard: FostaPEX High-Density Cross-linked polyethylene tubing
shall be manufactured to the requirements of ASTM F876 and meet the
standard grade hydrostatic pressure ratings from Plastic Pipe Institute in
accordance with TR-4/03. The following three standard grade ratings
are required.
• 200 degrees F (93 degrees C) at 80 psig (551 kPa)
• 180 degrees F (82 degrees C) at 100 psig (689 kPa)
• 73.4 degrees F (23 degrees C) at 160 psig (1102 kPa)
2.2.3 Fitting Standard: PEX Press fittings shall be manufactured from UNS C83600,
C87700 or C87710 Bronze and meet the requirements of ASTM F877 tested
as a system with ViegaPEX tubing. The PEX Press sleeve shall be
manufactured out of a 304 grade or better stainless steel and have one to
three view holes incorporated in it to ensure proper PEX tubing insertion.