Couplings 4in Size
View Details
![Dixon G400-B-AL Coupler Global B with Brass Handles Aluminum 4" FemalexMale NPT | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/247282_c6d4fc0c-f77d-41f3-af0d-de5a5bdf01c0_medium.jpg?v=1720027931)
G400-B-AL | Coupler Global B with Brass Handles Aluminum 4" FemalexMale NPT | Dixon
Brand: Dixon
SKU: G400-B-AL
View Details
![Fernco 3000-44 Coupling Proflex Shielded 4 Inch Cast Iron to Plastic/Steel/E x tra Heavy | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/54695_0e847f02-274f-4377-b1b7-23f412736d86_medium.jpg?v=1720024590)
3000-44 | Coupling Proflex Shielded 4 Inch Cast Iron to Plastic / Steel / E x tra Heavy | Fernco
Brand: Fernco
SKU: 3000-44
View Details
![Fernco 3001-44 Coupling Proflex Shielded 4 Inch Cast Iron to Copper | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/253098_medium.jpg?v=1720024579)
3001-44 | Coupling Proflex Shielded 4 Inch Cast Iron to Copper | Fernco
Brand: Fernco
SKU: 3001-44
Committed to customer satisfaction
as experts in Couplings
Recently Viewed
Popular Products
View all →![Veris PW2LX05S Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/PW2LX05S_large.jpg?v=1720029916)
PW2LX05S | Pressure | Wet | NEMA 4 | LCD | 0-250PSID | Veris
Brand: Veris
SKU: PW2LX05S![Siemens RDY2000BN BACnet Commercial Thermostat | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/RDY2000BN_e3c0626d-a99d-46c3-b2b3-52fd3373e5c4_large.jpg?v=1720023806)
RDY2000BN | BACnet Commercial Thermostat | Siemens
Brand: Siemens
SKU: RDY2000BN![Viconics R820-643-REV2 SCR Power controller 600 V, 45 A, 3 phase | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/r820_7cb77ca8-160c-48e9-aeff-0d2c30617492_large.jpg?v=1720030225)
R820-643-REV2 | SCR Power controller 600 V, 45 A, 3 phase | Viconics
Brand: Viconics
SKU: R820-643-REV2![iO HVAC Controls iO-WR-XR Extended Range wireless relay kit | Blackhawk Supply](http://blackhawksupply.com/cdn/shop/files/iO_WR_XR_web_large.png?v=1719992337)
iO-WR-XR | Extended Range wireless relay kit | iO HVAC Controls (OBSOLETE)
Brand: iO HVAC Controls
SKU: iO-WR-XR