Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Watts Floor Drain: 4 1/4 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size - Height Adjustable Floor Drains
WattsHeight Adjustable Floor Drains

Watts Floor Drain: 4 1/4 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size

The WATTS FD-104 is a height adjustable floor drain with a 4 1/4 in overall diameter and a 5 in grate size, designed for 4 in nominal pipe size. This cast iron unit features a No Hub connection type and includes a…

SKU 3G-OTH-431029

Brand
Watts
Item
Floor Drain: 4 1/4 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size
Category
Height Adjustable Floor Drains
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Watts
Manufacturer Part Number
FD-104
Type
No Hub, Cast Iron
Color
Blue
Includes
Round Strainer
Grate Size
5 in
Connection Type
No Hub
Nominal Pipe Size
4 in
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Watts Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WATTS FD-104 is a height adjustable floor drain with a 4 1/4 in overall diameter and a 5 in grate size, designed for 4 in nominal pipe size. This cast iron unit features a No Hub connection type and includes a round strainer. The drain is finished in blue and is manufactured by WATTS under part number FD-104.

Frequently Asked Questions

What is the WATTS FD-104 floor drain used for?

The WATTS FD-104 is a height adjustable floor drain used in commercial and industrial plumbing to collect and remove surface water. Its cast iron construction and No Hub connection suit heavy-duty applications in plant floors, warehouses, and mechanical rooms.

What are the specifications of the WATTS FD-104 floor drain?

The WATTS FD-104 has a 4 1/4 in overall diameter, 5 in grate size, and 4 in nominal pipe size. It features a No Hub connection type, cast iron body, blue finish, and includes a round strainer. The manufacturer part number is FD-104.

Where to buy the WATTS FD-104 floor drain worldwide?

3G Electric supplies the WATTS FD-104 floor drain to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this cast iron drain with No Hub connection.

How to install a WATTS FD-104 No Hub floor drain?

Install the WATTS FD-104 by connecting the No Hub outlet to the drain pipe using a shielded coupling. Adjust the height to match the finished floor level, then secure the cast iron body in place. Ensure the round strainer sits flush for proper drainage.

Used in

Common applications for Watts
Industrial burner gas safety systems — Watts HF2000 filters with GF-series seal kits maintain clean, regulated gas supply to burner pilot and main flame controls
Commercial heating and boiler installations — Modular filter assemblies support preventive maintenance and component replacement without full system shutdown
Process gas delivery pipelines — DN25 through DN125 filter bodies accommodate varying flow rates and inlet pressures across manufacturing and chemical processes
Gas pressure regulation benches — Multi-stage Watts filter platforms integrate with pressure reducers and safety shutoff valves in test and calibration environments
Equipment retrofit and upgrade projects — Available connection sizes and seal kits enable adaptation of newer Watts components into legacy gas control systems
Planned maintenance and spare-parts inventory — Filter seal kits allow facilities to stock consumables in advance, reducing downtime during scheduled gas system servicing

Watts Products

3G Electric supplies Watts height adjustable floor drains. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
ZURN Floor Drain: 9 7/8 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size, Solvent Weld, PVC (MPN EZ2-PV3-ST-SS). Key specifications — Color: Silver; Connection Type: Solvent Weld; Brand: ZURN; Includes: Stainless Mesh Screen.
ZURN
ZURN Floor Drain: 9 7/8 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size, Solvent Weld, PVC (MPN EZ2-PV3-ST-SS). Key specifications — Color: Silver; Connection Type: Solvent Weld; Brand: ZURN; Includes: Stainless Mesh Screen.
ZURN Floor Drain: 5 in Overall Dia, 5 3/8 in Grate Size, 4 in Nominal Pipe Size, Solvent Weld, Round (MPN EZ-PV3-SS). Key specifications — Color: Silver; Connection Type: Solvent Weld; Brand: ZURN; Includes: Stainless Mesh Screen.
ZURN
ZURN Floor Drain: 5 in Overall Dia, 5 3/8 in Grate Size, 4 in Nominal Pipe Size, Solvent Weld, Round (MPN EZ-PV3-SS). Key specifications — Color: Silver; Connection Type: Solvent Weld; Brand: ZURN; Includes: Stainless Mesh Screen.
ZURN Shower Drain: 8 3/8 in Overall Dia, 5 in Grate Size, 3 in Nominal Pipe Size, No Hub, Cast Iron (MPN ZN415-3NH-5BZ1). Key specifications — Color: Bronze; Connection Type: No Hub; Brand: ZURN.
ZURN
ZURN Shower Drain: 8 3/8 in Overall Dia, 5 in Grate Size, 3 in Nominal Pipe Size, No Hub, Cast Iron (MPN ZN415-3NH-5BZ1). Key specifications — Color: Bronze; Connection Type: No Hub; Brand: ZURN.
ZURN Floor Drain: 9 7/8 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size, Solvent Weld, PVC (MPN EZ2-PV4). Key specifications — Color: Bronze; Connection Type: Solvent Weld; Brand: ZURN; Includes: Rough In Adapter Assembly.
ZURN
ZURN Floor Drain: 9 7/8 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size, Solvent Weld, PVC (MPN EZ2-PV4). Key specifications — Color: Bronze; Connection Type: Solvent Weld; Brand: ZURN; Includes: Rough In Adapter Assembly.
ZURN Floor Drain: 9 7/8 in Overall Dia, 5 in Grate Size, 3 in Nominal Pipe Size, Solvent Weld, PVC (MPN FD2-PV3-CC). Key specifications — Color: Bronze; Connection Type: Solvent Weld; Brand: ZURN; Includes: Stainless Steel Clamp Collar.
ZURN
ZURN Floor Drain: 9 7/8 in Overall Dia, 5 in Grate Size, 3 in Nominal Pipe Size, Solvent Weld, PVC (MPN FD2-PV3-CC). Key specifications — Color: Bronze; Connection Type: Solvent Weld; Brand: ZURN; Includes: Stainless Steel Clamp Collar.
ZURN Floor Drain: 5 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size, Solvent Weld, PVC, A (MPN EZ2-PV3-SS-CC). Key specifications — Color: Silver; Connection Type: Solvent Weld; Brand: ZURN; Includes: Stainless Steel Clamp Collar.
ZURN
ZURN Floor Drain: 5 in Overall Dia, 5 in Grate Size, 4 in Nominal Pipe Size, Solvent Weld, PVC, A (MPN EZ2-PV3-SS-CC). Key specifications — Color: Silver; Connection Type: Solvent Weld; Brand: ZURN; Includes: Stainless Steel Clamp Collar.

More from Watts

View all Watts parts →