PP-Pure® T-343 Series High Purity Zero-Deadleg Diaphragm Valves

For branches and laterals, the T-343 Zero Dead Leg diaphragm valves (ZDL's) eliminate dead space where bacteria can grow. Valves are cleanroom produced, assembled and packaged. All valves come standard with integral lock out device to prevent unauthorized cycling. Fully serviceable with replacement diaphragms available. Ideal applications include: Lateral/Branch Isolation, UPW, WFI, RO/DI Systems, Semiconductor, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research and Nanotech. Additional sizes available, call for quote.

  • Pigmented polypropylene body
  • PTFE backed EPDM or EPDM diaphragm
  • PPG bonnet
  • All valves come standard with integral lock out device
  • Cleanroom produced, assembled & packaged
  • Fully serviceable replacement diaphragms available
  • Maximum Pressure: 10 bar @ 20°C, 150 psi @ 68°F
  • Polypropylene meets FDA & USP Class VI standards
  • PTFE meets FDA & USP Class VI standards
  • EPDM meets FDA standards
Stock Description Catalog Pg. Price
1-1/4" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
21405
1-1/4" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
$572.68​/Each
Save 5%5+$544.04/Each
Save 10%10+$515.41/Each
Internet Only
$572.68​/Each
Drop Ship
1/2" x 1/2" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
21403
1/2" x 1/2" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
$511.89​/Each
Save 5%5+$486.29/Each
Save 10%10+$460.70/Each
Internet Only
$511.89​/Each
Drop Ship
1" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
21404
1" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
$593.00​/Each
Save 5%5+$563.35/Each
Save 10%10+$533.70/Each
Internet Only
$593.00​/Each
Drop Ship
1-1/2" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
21406
1-1/2" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
$645.86​/Each
Save 5%5+$613.56/Each
Save 10%10+$581.27/Each
Internet Only
$645.86​/Each
Drop Ship
2" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
21407
2" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with EPDM Diaphragm
$676.18​/Each
Save 5%5+$642.37/Each
Save 10%10+$608.56/Each
Internet Only
$676.18​/Each
Drop Ship
1/2" x 1/2" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
21408
1/2" x 1/2" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
$555.97​/Each
Save 5%5+$528.17/Each
Save 10%10+$500.37/Each
Internet Only
$555.97​/Each
Drop Ship
1" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
21409
1" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
$644.14​/Each
Save 5%5+$611.93/Each
Save 10%10+$579.72/Each
Internet Only
$644.14​/Each
Drop Ship
1-1/4" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
21410
1-1/4" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
$688.06​/Each
Save 5%5+$653.65/Each
Save 10%10+$619.25/Each
Internet Only
$688.06​/Each
Drop Ship
1-1/2" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
21411
1-1/2" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
$701.57​/Each
Save 5%5+$666.49/Each
Save 10%10+$631.41/Each
Internet Only
$701.57​/Each
Drop Ship
2" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
21412
2" x 1" T-343 PP-Pure® High Purity Zero-Deadleg Diaphragm Valve with PTFE Diaphragm
$734.56​/Each
Save 5%5+$697.83/Each
Save 10%10+$661.10/Each
Internet Only
$734.56​/Each
Drop Ship