Install Instructions

Table Of Contents
Product Information
8 of 56
IM-PP 599834 0320 ProPress Stainless
Please read and understand the instructions before beginning installation
to eliminate safety concerns and reduce risks associated with use and
handling of Viega products.
Viega ProPress systems are state-of-the-art press 󶈵tting systems
that provide economical and reliable installations for the commercial,
industrial, and residential markets.
Viega ProPress 304 FKM and ProPress 316 are stainless steel tube,
󶈵ttings, and valves in copper tube size (CTS) ranging from ½ inch to 4
inches. The 󶈵ttings require no brazing, threading, or welding and are
installed with electro-hydraulic press tools (battery-powered or corded
press tools).
Viega ProPress 304 FKM 󶈵ttings feature a white dot representing Smart
Connect
®
technology with an FKM sealing element. Viega ProPress 316
󶈵ttings feature a green dot that represents Smart Connect technology
with an EPDM sealing element. Viega’s unique Smart Connect technology
helps installers ensure that they have pressed all connections.
Viega ProPress 304 FKM and ProPress 316 2½" to 4" 󶈵ttings feature a
stainless steel grip ring and PBT separator ring.
Stainless tubing is thicker than Schedule 5 inert gas
welded pipes, meeting ASTM A312, A554 wall thickness
requirements.
All tube diameters are delivered in nominal 20 foot lengths, with a metallic
bare exterior and interior surface. The tubes are free from annealing color
and corrosion-promoting substances.
Only ProPress stainless steel tubing is approved for
installation with ProPress stainless 󶈵ttings. This ensures
reliability and conformity with the stainless steel system.
2 Product Information
2.1 ProPress 304 FKM and 316 Systems
2.2 Safety