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Easiest connection from 1½ in. sump pump line to 3½ in. corrugated. Just need a 5/16 in. nut driver or screwdriver for the stainless steel clamp which secures the connection.
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Sale!
TORRENTIAL RAIN™ 12×12 Catch Basin with Grate Connects to 3½ in. Corrugated
Price range: $60.95 through $75.95 Extra $4 OFF each item with code TAKE4
Not sure which basin size is best for your application? Check out FDM's video on how to size your basin for your specific drainage needs and project environment: How to know if you need a 6 in. or 4 in. catch basin.Add 1.5 inches of height to basin: FDM's 6 in. Catch Basin Riser. -
Sale!
TORRENTIAL RAIN™ 12×12 Catch Basin with Solid Cover Connects to 3½ in. Corrugated
Price range: $60.95 through $75.95 Extra $4 OFF each item with code TAKE4
Not sure which basin size is best for your application? Check out FDM's video on how to size your basin for your specific drainage needs and project environment: How to know if you need a 6 in. or 4 in. catch basin.Add 1.5 inches of height to basin: FDM's 6 in. Catch Basin Riser. -
Sale!
- Joins 3 pieces of 3½ in. corrugated pipe at a 90° angle
- Easy snap connection to corrugated pipe
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Sale!Introducing the ultimate solution for connecting 4 in. SCH 40 PVC to 3½ in Corrugated – our HDPE coupler. Built to last, our coupler is made from the strongest material on the planet, HDPE, which boasts a lifespan of up to 500 years. Not only is HDPE durable, but it’s flexible enough to withstand underground buried downspouts, which is crucial when the ground settles and shifts over time.
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Sale!
- Joins 3 pieces of 3½ in. corrugated pipe at a 45° Y angle
- Easy snap connection to corrugated pipe
- Provides directional flow
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Sale!Introducing French Drain Man's innovative "Not Quite a 90" – the ultimate solution for efficient water drainage around your property. This unique fitting is designed with a built-in slope, ensuring the perfect angle for redirecting water away from your house or achieving the ideal pitch for your pop-up emitter.
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Sale!Everything you need for downspout installation.
Kit includes:
- (1) 100 ft. Roll of High Octane® ARMOR Solid pipe
- (5) Downspout cleanout leaf filters (white or black)
- (5) Dual wall risers
- (5) 3½ in. Not Quite a 90 Fittings
- (5) catch basins with turf restrictor plate and solid cover (connects to 3½ in. pipe)
- (5) pop-up emitters with turf restrictor plate (connects to 3½ in. pipe)
- (2) Rolls of FDM’s 200 Year Tile Tape
This item requires freight charges which will be added at checkout. View list of freight costs based on your location. -
Sale!
- Joins 2 pieces of 4 in. corrugated pipe to 3½ in. corrugated pipe at a 45° Y angle
- Easy snap connection to corrugated pipe
- Provides directional flow
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Sale!Easiest catch basin on the market. Hooks up in seconds. FDM provides DIYers and contractors with quick easy products making the installation process easier and more efficient. The decorative turf restrictor helps stop grass from growing over the inlet or outlet of the basin. Basin also comes with a solid plug to prevent mosquito breeding. Includes FDM's Not Quite a 90 for maximum flow rate. If you need a riser, you will need a 4″ Riser.
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Introducing our new fasteners, engineered for strength and safety. With a thoughtfully rounded design, these fasteners eliminate sharp edges, ensuring a smooth handling experience without sacrificing durability. Their perfect length guarantees a secure and reliable fit for a variety of applications. Ideal for both professionals and DIY enthusiasts, our fasteners combine robust performance with a user-friendly design. 3 colors available:
- White (same color as FDM 3" fittings)
- Light Blue (same color as 3½" fittings)
- Royal Blue (same color as most FDM 4" fittings)
