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Customer:

Viega, LLC
Class:

Plastic Piping and Accessories
Location:

2211 Viega Avenue, McPherson, Kansas, 67460
Listing No.:

P341-1
Project No.:

P341-1
Effective Date:

March 20, 2016
Last Revised Date:

N/A
Expires:

N/A
Standards:

ASTM E84 “Standard Test Method for Surface Burning Characteristics of Building
Materials”.
Product:

Cross-linked Polyethylene PEX Piping, Fittings and Valves
ViegaPEX™ (red white, blue, purple)
ViegaPEX™ Ultra (red, white, blue, black)
Viega PEX Press Fittings and Manifolds (polymer & metallic)
Viega PEX Crimp Fittings and Manifolds (PolyAlloy® & metallic)
Viega PEX Press Valves
Viega PEX Crimp Valves
Website:

www.viega.com
Markings:

All PEX tubing, connectors, angle stop valves, and other accessories
(if sufficient space available) shall be permanently marked with the following:

• Manufacturers name or trademark
• Model Name
• Standard: ASTM E84
• Flame Spread Rating < 25, Smoke Development Rating < 50
• Nominal Size
• QAI Logo with ‘us’ indicator

Ratings:

The following outlines the performance of Viega PEX pipe determined in
accordance with the noted standards.

ASTM E84 – Surface Burning Characteristics

LIMITATIONS

FLAME SPREAD

INDEX

SMOKE

DEVELOPED INDEX

2-inch maximum diameter tubing;
Supported continuously with 23 gauge Viega PEX Pipe
supports. Areas of exposed Viega pipe between PEX
Pipe supports is to be encased with approved pipe
insulations1. Piping is to be clamped with standard
support clamps following Viega installation instructions.

< 25

< 50

Note¹: List of approved pipe insulation providers:
The following list of insulation types (at minimum thickness of ½”) are approved for
use with ViegaPEX and ViegaPEX Ultra products when installed with Viega PEX
fittings and valves of up to maximum 2 inch diameter. The insulation noted must be
listed to ASTM C547 by an approved listing agency.

INSULATION	FLAME SPREAD RATING (according to ASTM E84)	SMOKE DEVELOPED RATING (according to ASTM E84)
Johns Manville Micro-Lok	< 25	< 50
Johns Manville Micro-Lok HP
Owens Corning Fiberglass

Notes:

These products are subjected to limitations as specified above and must be
installed in accordance with the manufacturers’ instructions. Authorities having
jurisdiction should be consulted regarding allowable applications. See
manufacturer’s listings for other standards listed under QAI certification programs.

The materials, products or systems listed in this directory have been qualified to bear the QAI Listing Mark under the conditions stated with each Listing. Only those products bearing the QAI Listing Mark are considered to be listed by QAI. No warrantee is expressed or implied, and no guarantee is provided that any jurisdictional authority will accept the Listing found herein. The appropriate authorities should be contacted regarding the acceptability of any given Listing. Visit the QAI Online Listing Directory located at www.qai.org for the most up to date version of this Listing and to validate that this QAI Listing is active. Questions regarding this listing may be directed to info@qai.org. Please include the listing number in the request.