Elbow 90° 1" M/M Ribbed - 411-3700
Connection: Male/Male
Orientation: 90°
Pipe dimension: 1" (21mm)

Worldwide delivery
![100% compatible parts]()
100% compatible parts
![2-year warranty (1 year for professionals)]()
2-year warranty (1 year for professionals)
Free delivery for purchases over €80 in mainland France (excluding spas and Corsica)
Connection: Male/Male
Orientation: 90°
Pipe dimension: 1" (21mm)
Worldwide delivery
100% compatible parts
2-year warranty (1 year for professionals)
| Category | Piping - Elbow |
| Product Type | Ribbed 90° Elbow |
| Brand | Waterway |
| Reference | 411-3700 |
| Connection | Male / Male |
| Orientation | 90° |
| Pipe Size | 3/4" |
| Outer Diameter of Fittings | 21 mm |
| Material | White ABS |
| Configuration | Two ribbed ends |
This Waterway 411-3700 ribbed 90° elbow allows for a change of direction in a flexible 3/4" piping. It has two male ribbed ends to fit into 3/4" hoses or this version for US spas, flexible hose 3/4'' (27 mm). It is made of white ABS.
Ensure that your installation uses a 3/4" piping. Also, check the outer diameter of the fittings, which is 21 mm, to compare with your original part.
This model has two male ribbed ends. It should be used in a setup compatible with this type of connection.
This elbow fits into flexible 3/4" hoses. Before replacement, compare the 90° orientation, ribbed connection type, and end diameter with your current setup.
It is recommended to check the condition of the piping before installation. The part must be mounted on a setup compatible with two male ribbed ends.
You will receive a Waterway 411-3700 ribbed 90° elbow. The part is made of white ABS with two male ribbed ends in 3/4".
Is this elbow compatible with a 3/4" hose?
Yes, this model is designed for 3/4" hoses. Also, check the outer diameter of the fittings, specified as 21 mm.
What type of connection does this elbow have?
This elbow has two male ribbed ends. It is intended to be inserted into compatible flexible piping.
What material is this part made of?
This part is made of white ABS. The material specified is high-quality white ABS.
What are the possible delivery methods?
Delivery depends on the product, your country, and your address. Depending on the order, shipping can be handled by DPD, GLS, Colissimo, or DHL. The exact options will be displayed in your cart.
How can I track my package?
You will receive email notifications at different stages, with a tracking link or number upon shipment. You can also check your customer account.
Can I return the product if I made a mistake?
A return is possible within 14 days of receipt. For industry professionals, this period can be extended to 60 days.
What payment methods are accepted?
Payment can be made by credit card, PayPal, 4X PayPal, bank transfer, or check. For bank transfers, shipping will occur after funds are received.
Free payment by credit card
Only for individuals residing in France. French PayPal account required. Payment in 4X is available subject to acceptance, for purchases from 30 € to 2 000 €. A credit is a binding commitment and must be repaid, check your ability to repay. See the 4X Payment Terms and Conditions. Credit offered by PayPal (Europe) S.à r.I. et Cie. S.C.A.. 22-24 Boulevard Royal. L-2449, Luxembourg, R.C.S. Luxembourg B 118 349, which is duly licensed as a Luxembourg credit institution and is under the prudential supervision of the Luxembourg supervisory authority, the Commission de Surveillance du Secteur Financier. This information is provided by PayPal.