Viega ProPress 3/4" Crossover Coupling (SKU: 86900) The specific material of the

The specific material of the diaphragm is not specified in available sources

The GRACO 15E852 is a displacement pump rebuild kit

Use only compatible cleaning chemicals and replacement parts

suitable for handling particulates and abrasives without damage to the pump

or securing of components

Viega ProPress 3/4" Crossover Coupling (SKU: 86900) The specific material of theViega ProPress 3 4" Crossover Coupling, Copper, EPDM Sealing Element, SKU 86900 This Viega ProPress fitting is a 3 4" copper crossover coupling designed for secure, flameless press connections in plumbing systems. Material: High quality copper construction for durability and corrosion resistance Connection Type: Press connection with EPDM sealing element ensuring leak proof joints Operating Temperature Range: Suitable for 0F to 250F applications