John Guest® ProLock™ Black UV Polysulfone End Cap

ProLock™ fittings incorporate the innovative and patented Twist & Lock™ feature that provides a secondary locking feature for added security and confidence. ProLock fittings have only been approved for use in hot and cold water plumbing and hydronic heating applications. ProLock fittings should never be used on any gas, fuel, oil, or compressed air applications.

  • Polysulfone with an EPDM O-ring
  • Makes plumbing easy & quick
  • Can be used with copper, CPVC or PEX pipe
  • Approved for use in hot & cold water plumbing & hydronic heating applications
  • Not for gas, fuel oil or compressed air applications
  • When locked, an audible click will be heard & indicator marks will be aligned
  • NSF 61 listed & lead-free
  • Pressure ratings: 160 psi @ 73°F, 100 psi @ 180°F & 80 psi @ 200°F
Stock Description Catalog Pg. Price Add to Cart
3/8" CTS Black UV Polysulfone End Cap
Item 58895
4.84/Each
Save 5% when you buy 20+
Save 10% when you buy 40+
Save 15% when you buy 120+
P-457
4.84/Each
1/2" CTS Black UV Polysulfone End Cap
Item 58896
4.84/Each
Save 5% when you buy 20+
Save 10% when you buy 40+
Save 15% when you buy 120+
P-457
4.84/Each
3/4" CTS Black UV Polysulfone End Cap
Item 58897
5.82/Each
Save 5% when you buy 20+
Save 10% when you buy 40+
Save 15% when you buy 120+
P-457
5.82/Each
1" CTS Black UV Polysulfone End Cap
Item 58898
11.89/Each
Save 5% when you buy 20+
Save 10% when you buy 40+
Save 15% when you buy 120+
P-457
11.89/Each