Febco 905-533 Air Gap Drain Fitting (Aluminum)
Item Number: 905533Brand - Febco
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- Compatible with 1 1/4 to 2 inch Febco 860/LF860 and 860U/LF860U assemblies
- Weight: 1.48 lb
- Reduces water splashing from relief valve discharge
- Funnels moderate relief valve discharge into drain
- Funnel Connector Material: ASTM B26 Alloy 356 (Aluminum)
- Funnel Material: ASTM A48 (Grey Iron)
- Coating: Vitration Polyurethane, Black
- Connects to standard 1 inch and 2 inch drain pipes
- Includes stainless steel mounting fasteners
Description
Description
Help Me Connect
Help Me Connect
This air gap drain fitting is designed to attach directly to the relief valve discharge port of a compatible reduced pressure assembly. It secures to the backflow device using self-tapping screws and is positioned so the drain funnel is located over the tabs on the relief valve port.
- Ensure the air gap drain size is appropriate for your backflow assembly.
- Mount the drain funnel adjacent to the backflow assembly, near a floor drain if possible.
- After installing your backflow assembly and piping, attach the drain funnel to the relief valve discharge on ports 2.1.
- Use the supplied self-tapping screws to make sure the slots in the drain funnel are aligned over the tabs on the relief valve port.
- The bottom of the funnel is designed to connect to standard 1 inch or 2 inch drain pipes for safe discharge.

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Additional Details
The Febco 601-M Air Gap Drain is designed for installation on Febco Series 860/LF860 and 860U/LF860U reduced pressure assemblies with sizes from 1 1/4 to 2 inches. This drain fitting effectively catches moderate relief valve discharge caused by pressure fluctuations or minor check valve fouling, funneling it safely into a drain pipe.
The unit reduces water splashing around the backflow assembly, protecting the surrounding area and directing discharge to a safe location. This model features a corrosion-resistant construction and is equipped with stainless steel mounting fasteners.
Features
- Reduces the amount of water splashing in the area of the reduced pressure assembly.
- Funnels moderate relief valve discharge into the drain.
- Designed to fit standard 1 inch and 2 inch drain pipes for discharge.
- Attaches to the relief port of compatible reduced pressure assemblies.
Safety Warning: This drain is intended to catch moderate relief valve discharges only. Under certain conditions, relief valves can discharge water at rates greater than the drain's capacity, which could lead to water damage.
Specifications
- Series: 601-M
- Product Type: Air Gap Drain Fitting
- Compatible Backflow Assemblies: Febco Series 860/LF860 and 860U/LF860U
- Backflow Assembly Sizes: 1 1/4 to 2 inch
- Funnel Material: ASTM A48 (Grey Iron)
- Funnel Connector Material: ASTM B26 Alloy 356 (Aluminum)
- Coating: Vitration Polyurethane, Black
- Mounting Fasteners: Stainless Steel
- Drain Pipe Connection: Standard 1 inch and 2 inch