4" Internal Coupler

4” internal couplings securely connect bundles of EZflow together by connecting the internal distribution piping.

Compatible Products

Arc 18

Chambers are 12" high and can be installed in 2' wide trench or bed applications.
View ›
Arc 24

Chambers are 12" high and can be installed in 2' wide trench or bed applications.
View ›
Arc 36

Chambers are 13" high and can be installed in 3' wide trench or bed applications.
View ›
Arc 36 High Capacity

Chambers are 16" high and can be installed in 3' wide trench or bed applications.
View ›
Arc 36 Low Profile

Chambers are 8" high and can be installed in 3' wide trench or bed applications.
View ›
EZflow® Drainage System

Each EZflow drainage product is 10' in length and available in 7", 10", and 15" diameter bundles.
View ›
EZflow® Septic System

Available in easy-to-contour 5' and 10' lengths in diameters of 7, 8, 9, 10, 12, 13, 14 or 18".
View ›