APOLLO Double Check Valve Assembly: 4A, 3/4 in Pipe Size, FNPT x FNPT, 12.63 in Overall Lg
The APOLLO Double Check Valve Assembly: 4A is a bronze double check backflow preventer with a 3/4-inch pipe size and FNPT x FNPT connections. It features ball valve shut-offs and has an overall length of 12.63…
SKU 3G-OTH-431823
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The APOLLO Double Check Valve Assembly: 4A is a bronze double check backflow preventer with a 3/4-inch pipe size and FNPT x FNPT connections. It features ball valve shut-offs and has an overall length of 12.63 inches, identified by manufacturer part number 4ALF104A2F.
Frequently Asked Questions
What is the APOLLO Double Check Valve Assembly 4A used for?
The APOLLO Double Check Valve Assembly 4A is a backflow preventer used in commercial and residential plumbing to stop contaminated water from flowing backward into the potable water supply. It is typically installed on fire sprinkler systems, irrigation lines, and industrial water mains where non-hazardous backflow protection is required.
What are the specifications of the APOLLO 4ALF104A2F double check valve?
The APOLLO 4ALF104A2F double check valve assembly has a 3/4 in pipe size with FNPT x FNPT connections. It is made of bronze, features ball valve shut-offs, and has an overall length of 12.63 in. The manufacturer part number is 4ALF104A2F, and it is part of the Apollo Double Check Backflow Preventers series.
Where to buy APOLLO double check valve assemblies worldwide?
You can source APOLLO double check valve assemblies worldwide through 3G Electric, a global industrial equipment distributor established in 1990. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead times on the APOLLO 4ALF104A2F and other backflow preventers.
How to install an APOLLO double check valve assembly?
Install the APOLLO double check valve assembly in a horizontal or vertical position with flow direction matching the arrow on the body. Use pipe thread sealant on the FNPT connections and ensure the ball valve shut-offs are accessible for testing. Always follow local plumbing codes and the manufacturer's instructions for proper backflow prevention setup.
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3G Electric supplies APOLLO apollo double check backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
