FDM Corrugated Pipe Adapter aka Cone (4 in. corrugated to 4 in. SDR 35)

FDM replaced this coupler with our New and Improved, Dry Fit, NO GLUE Coupler

The new coupler is STRONGER than ever and made out of HDPE, making it indestructible!

Go to FDM’s New Coupler

4 in. PVC to Corrugated Coupler – ON SALE – $8.95

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