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4″ Corrugated FittingsFrench Drain Man2024-09-12T23:58:40-04:00

There’s a new coupler in town

FDM’s 4 in. Corrugated to PVC Coupler now has a female counterpart.

There’s a new coupler in town

FDM’s 4 in. Corrugated to PVC Coupler now has a female counterpart.

There’s a new coupler in town

FDM’s 4 in. Corrugated to PVC Coupler now has a female counterpart.

4 in. corrugated to 4 in. PVC coupler

4″ Corrugated Fittings

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EXTRA Heavy-Duty 4 in. Wye Fitting
48% off

Original price was: $25.00.Current price is: $13.00.
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TORRENTIAL RAIN™ 4 in. Corrugated to 4 in. PVC HDPE Coupler
male and female adapters
40% off

$11.95 – $13.95
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TORRENTIAL RAIN™ 4 in. External Snap Coupler to 3 in. Corrugated Combo
Fits any 3 or 4 in. Corrugated

$12.00
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TORRENTIAL RAIN™ 4 in. External Snap Coupler HDPE

Original price was: $9.50.Current price is: $6.95.
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TORRENTIAL RAIN™ 4 in. Not Quite a 90 Degree Fitting
Connects to 4 in Corrugated
27% off

Original price was: $24.75.Current price is: $18.00.
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TORRENTIAL RAIN™ 4 in. Not Quite a 90 Degree Fitting
Connects to 4 in. Corrugated and 4 in. PVC
30% off

Original price was: $19.95.Current price is: $13.95.
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TORRENTIAL RAIN™ 4 in. Corrugated End Cap

$3.65 – $3.95
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TORRENTIAL RAIN™ 4 in. Catch Basin Riser

Starting From: $6.50
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TORRENTIAL RAIN™ 4 in. Full Throttle Drain Grate

Original price was: $8.50.Current price is: $5.50.
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TORRENTIAL RAIN™ 4 in. Solid Drain Cover

Original price was: $9.50.Current price is: $7.50.
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Dual Wall Riser for Downspout Vented Cleanout with Leaf Filter

$7.50
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4 in. Corrugated Drain Tile Wye

$10.00

More Fittings and Couplers

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4 in. Corrugated Dual-Wall 90-Degree Elbow
Up to 20% off

Starting From: $3.60
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4″ Wye with 3×4 Reducer
Up to 20% off

Starting From: $18.84
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4 in. Single Wall Wye and 45° Fitting Combination
Up to 20% off

Starting From: $20.80
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3 in. x 4 in. Single Wall Reducing Coupler
Up to 20% off

Starting From: $5.02
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1-1/2 in. Flex Sump Pump Line to 4 in. Corrugated Fitting
Up to 20% off

Starting From: $48.00
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FDM Bushing for Connecting Outdoor Sump Pump Line to 4 in. Corrugated
Up to 20% off

Starting From: $21.60
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4 in. Critter Guard, Stainless Steel
Up to 20% off

Starting From: $13.60
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4 in. Corrugated Drain Tile External End Cap
Up to 20% off

Starting From: $3.60
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4 in. Corrugated External Drain Tile Tee
Up to 20% off

Starting From: $7.20
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6 in. x 4 in. Polyethylene Slip Snap Reducing Coupler
Up to 20% off

Starting From: $8.00
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3 in. x 4 in. x 4 in. Corrugated Drain Tile Downspout Adapter
Up to 20% off

Starting From: $6.37
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4 in. Corrugated Single Wall Cross Tee
Up to 20% off

Starting From: $19.20
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2 in. x 3 in. x 4 in. Corrugated Drain Tile Downspout Adapter with Trim Ring
Up to 20% off

Starting From: $5.56
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4 in. Single Wall Corrugated Drain Tile 45-Degree Elbow
Up to 20% off

Starting From: $7.20
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4 in. Single Wall Corrugated Drain Tile 90-Degree Elbow
Up to 20% off

Starting From: $7.20
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FDM Corrugated Pipe Adapter aka Cone (4 in. corrugated to 4 in. SDR 35)

Starting From: $0.00
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4 in. Corrugated Pipe Adapter to 4 in. PVC
Up to 20% off

Starting From: $11.20
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4 in. x 18 in. Corrugated Drain Tile Dual-Wall with Critter Guard
Up to 20% off

Starting From: $10.80

On Clearance

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4 in. Corrugated Internal Drain Tile Tee
34% OFF

Original price was: $7.48.Current price is: $4.95.
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4 in. End Plug Blow Mold
50% OFF

Original price was: $6.50.Current price is: $3.25.
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Polylok 4 in. Grate (Green)
51% OFF

Original price was: $4.00.Current price is: $1.95.

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