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APOLLO 1 in Bronze Potable Water Dual Check Backflow Preventer - Potable Water Dual Check Backflow Preventers
APOLLOPotable Water Dual Check Backflow Preventers

APOLLO 1 in Bronze Potable Water Dual Check Backflow Preventer

The APOLLO Dual Check Valve: 4N is a potable water dual check backflow preventer with a 1 in pipe size, Female Meter Swivel x FNPT connections, and a 28 gpm flow rate. This bronze valve is designed for backflow…

SKU 3G-OTH-437196

Brand
APOLLO
Item
1 in Bronze Potable Water Dual Check Backflow Preventer
Part Number
4NLF3S65A
Category
Potable Water Dual Check Backflow Preventers
Available to Order
Also known as:4NLF3S65AAPOLLO
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Technical Specifications

APOLLO
Manufacturer Part Number
4NLF3S65A
Type
Female Meter Swivel x FNPT, Bronze
Pipe Size
1 in
Flow Rate
28 gpm
Connection Type
Female Meter Swivel x FNPT

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

Product Description

The APOLLO Dual Check Valve: 4N is a potable water dual check backflow preventer with a 1 in pipe size, Female Meter Swivel x FNPT connections, and a 28 gpm flow rate. This bronze valve is designed for backflow prevention in water supply systems.

Frequently Asked Questions

What is the APOLLO Dual Check Valve 4N used for?

The APOLLO Dual Check Valve 4N is a potable water dual check backflow preventer used to stop reverse flow in water supply systems. It is installed on residential or commercial water meters to protect drinking water from contamination. The bronze body and 28 gpm flow rate suit standard 1-inch service lines.

What are the specifications of the APOLLO Dual Check Valve 4N?

The APOLLO Dual Check Valve 4N has a 1-inch pipe size, Female Meter Swivel x FNPT connections, and a 28 gpm flow rate. It is made of bronze and carries MPN 4NLF3S65A. This potable water backflow preventer is designed for meter installations and meets industry standards for dual check protection.

Where to buy the APOLLO Dual Check Valve 4N worldwide?

3G Electric supplies the APOLLO Dual Check Valve 4N worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time on this bronze backflow preventer for potable water systems.

How to install the APOLLO Dual Check Valve 4N?

Install the APOLLO Dual Check Valve 4N in the water supply line after the meter, with flow direction matching the arrow on the body. Use pipe thread sealant on the Female Meter Swivel and FNPT connections. Ensure the valve is accessible for testing and maintenance. Follow local plumbing codes for backflow preventer installation.

Used in

Common applications for APOLLO
HVAC systems — Apollo bronze ball valves with FNPT connections for isolation of chilled and hot water lines.
Natural gas distribution — Apollo UL-listed bronze ball valves rated for gas service and 600 psi CWP.
Industrial process piping — Apollo stainless steel ball valves with spring-return handles for fail-safe shutoff.
Plumbing and potable water — Apollo brass ball valves with sweat connections for copper tubing installations.
Steam service — Apollo bronze ball valves with MPTFE seals and high-temperature ratings.
Backflow prevention — Apollo bronze ball check valves with RPTFE balls for inline flow control.
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APOLLO Products

3G Electric supplies APOLLO potable water dual check backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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APOLLO dual check backflow preventer for potable water systems. Features 1 in FNPT x FNPT connections, 24 gpm flow rate, and EPDM seals. Overall length 4.38 in. Used to prevent backflow in residential, commercial, and municipal water supply lines
APOLLO
APOLLO dual check backflow preventer for potable water systems. Features 1 in FNPT x FNPT connections, 24 gpm flow rate, and EPDM seals. Overall length 4.38 in. Used to prevent backflow in residential, commercial, and municipal water supply lines

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