Watts Backflow Preventer: SD-2, 3/8 in Pipe Size, MNPT x MNPT, 2.5 gpm Flow Rate
The WATTS SD-2 is a carbonated water line dual check backflow preventer with a 3/8 in pipe size and MNPT x MNPT connections. It has a 2.5 gpm flow rate and a 3 in overall length (MPN 3/8 SD2-MN).
SKU 3G-OTH-428545
Also listed as: 38SD2MN · 3 8 SD2 MN · 3-8-SD2-MN
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 WATTS SD-2 is a carbonated water line dual check backflow preventer with a 3/8 in pipe size and MNPT x MNPT connections. It has a 2.5 gpm flow rate and a 3 in overall length (MPN 3/8 SD2-MN).
Frequently Asked Questions
What is the WATTS SD-2 backflow preventer used for?
The WATTS SD-2 is a dual check backflow preventer designed specifically for carbonated water lines. It prevents reverse flow of carbonated water into potable water supplies, commonly used in commercial beverage dispensing systems and soda fountains.
What are the specifications of the WATTS SD-2 backflow preventer?
The WATTS SD-2 has a 3/8 in pipe size with MNPT x MNPT connections, a 2.5 gpm flow rate, and a 3 in overall length. The manufacturer part number is 3/8 SD2-MN. It is a carbonated water line dual check backflow preventer from WATTS.
Where to buy the WATTS SD-2 backflow preventer worldwide?
3G Electric supplies the WATTS SD-2 backflow preventer worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.
How to install the WATTS SD-2 backflow preventer?
Install the WATTS SD-2 in a carbonated water line with the flow arrow pointing downstream. Use thread sealant on the MNPT connections and tighten to manufacturer torque specs. Test for leaks after installation. Always follow local plumbing codes.
Used in
Common applications for WattsWatts Products
3G Electric supplies Watts carbonated water line dual check backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
