ProPEX Brass Couplings

ProPEX Brass Coupling makes PEX-to-PEX connections for PEX tubing. These PEX Fittings require a Wirsbo Propex Expander Tool and ProPEX Rings.

Manuals -


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  • 1/2" ProPEX Lead Free Brass Coupling View Specs
    • SKU: LF4545050
    • Brand: Uponor (Wirsbo)

    $3.15 / each

    $74.75 / box
    25 x $2.99

    In Stock! (493 Available) Ships in 24-48 Hrs
  • 1/2" x 3/4" ProPEX Lead Free Brass Coupling View Specs
    • SKU: LF4545075
    • Brand: Uponor (Wirsbo)

    $5.65 / each

    $136.25 / box
    25 x $5.45

    In Stock! (464 Available) Ships in 24-48 Hrs
  • 5/8" ProPEX Brass Coupling View Specs
    • SKU: Q4546363
    • Brand: Uponor (Wirsbo)

    $3.35 / each

    $31.90 / box
    10 x $3.19

    In Stock! (76 Available) Ships in 24-48 Hrs
  • 3/4" ProPEX Lead Free Brass Coupling View Specs
    • SKU: LF4547575
    • Brand: Uponor (Wirsbo)

    $3.15 / each

    $74.75 / box
    25 x $2.99

    In Stock! (1506 Available) Ships in 24-48 Hrs
  • 1" ProPEX Lead Free Brass Coupling View Specs
    • SKU: LF4541010
    • Brand: Uponor (Wirsbo)

    $4.45 / each

    $42.50 / box
    10 x $4.25

    In Stock! (300 Available) Ships in 24-48 Hrs
  • 3/8" x 1/2" ProPEX Lead Free Brass Coupling View Specs
    • SKU: LF4543850
    • Brand: Uponor (Wirsbo)

    $5.85 / each

    $141.25 / box
    25 x $5.65

    In Stock! (31 Available) Ships in 24-48 Hrs
  • 3/4" x 1" ProPEX Lead Free Brass Coupling View Specs
    • SKU: LF4547510
    • Brand: Uponor (Wirsbo)

    $4.35 / each

    $41.50 / box
    10 x $4.15

    In Stock! (258 Available) Ships in 24-48 Hrs
  • 1/2" ProPEX x 1/2" PB Lead Free Brass to PB Coupling View Specs
    • SKU: LF4585050
    • Brand: Uponor (Wirsbo)

    $5.99 / each

    $143.75 / box
    25 x $5.75

    In Stock! (23 Available) Ships in 24-48 Hrs
  • 3/4" ProPEX x 3/4" PB Lead Free Brass to PB Coupling View Specs
    • SKU: LF4587575
    • Brand: Uponor (Wirsbo)

    $9.99 / each

    $241.25 / box
    25 x $9.65

    In Stock! (14 Available) Ships in 24-48 Hrs
  • 1" ProPEX x 1" PE Lead Free Brass to Polyethylene Coupling View Specs
    • SKU: LF4591010
    • Brand: Uponor (Wirsbo)

    $15.75 / each

    $151.50 / box
    10 x $15.15

    Non-Stock Item Allow 2-3 Weeks to Ship Out