Did you know? Approximately 1 out of every 20 commercial drink systems experience maintenance problems due to backflow hazards annually, affecting operational uptime and safety in venues throughout the U.S.
Top Place To Purchase Double Backflow Valve
Purchase the SD-3 series solutions from Installation Parts Supply to gain immediate access and expert recommendations. Our staff assists installers and specifiers in locating the correct parts and offers speedy shipping nationwide.
This small-footprint valve boasts a rugged stainless steel housing and lead-free build for compliant installations. An integrated strainer and strong materials ensure a long lifespan in high-traffic water and beverage systems.
The dual check configuration featuring an atmospheric vent provides distinct, visual feedback on valve performance. It manages standard commercial temps and pressures while making integration easy with 3/8 inch fittings.
Depend on Installation Parts Supply for real parts, expert support, and the installation specs needed to smooth out projects and keep beverage lines running reliably.
Overview Of The SD-3 Dual Check With Atmospheric Vent
Here’s a compact overview of the SD-3 design and performance so installers can verify fit fast.
Key build and materials: The unit uses a stainless steel shell and a compact steel body. Lead-free manufacturing aids code compliance and secures safe potable water links.
Capabilities And Protection Features
Its dual check design combined with an atmospheric vent delivers visible feedback on check operation. The built-in strainer cuts down on sediment, assisting the checks in running smoothly and enduring longer.

Pressure Ratings And Connection Specs
- Top working pressure: 150 psi and designed for typical beverage line pressure needs.
- Max temperature: 130°F for standard dispensing settings.
- Common 3/8 in female NPT input and 3/8 in flare output for easy installation.
| Feature | Value | Advantage |
|---|---|---|
| Housing material | Stainless Steel (SS) | Corrosion resistance |
| Strainer | Yes | Reduces debris, extends life |
| Type | Dual check w/ atmospheric vent | Simple visual safeguard |
Features And Technical Specifications
Design and utility: This compact unit is designed for beverage and water setups where space efficiency and dependability count.
The stainless steel finish and body withstand corrosion and hold up in busy service environments. Lead-free manufacturing ensures code compliance and safe potable water links.
- Pressure and Temp: Continuous operation under pressure with a maximum rating of 150 psi and a high-temp limit of 130°F.
- Port Sizes: Common 3/8 in female NPT intake and 3/8 in flare discharge simplify retrofits and installs.
- Protection: A dual check architecture with an atmospheric vent offers backpressure defense and a visual indication of check status.
- Gasket Materials: Noryl seats and Santoprene discs provide dependable sealing for the check valve elements.
- Debris Control: Integrated wye-pattern strainer catches debris and decreases maintenance intervals.
| Attribute | Detail | User Advantage |
|---|---|---|
| Body material | SS | Durable, corrosion resistant |
| Max Pressure | 150 PSI | Manages standard dispensing pressure |
| Integrated Strainer | Wye-pattern strainer | Guards checks, cuts maintenance |
| Model Series | Series SD-3 | Engineered for beverage line integration |
Installation Parts Supply delivers specification sheets and installation directions to aid installers and engineers in specifying the proper series components rapidly.
Buying Info And Use Cases For Watts Asse 1022 Backflow Preventer
Order securely: Installation Parts Supply inventories the SD-3 model for dispensing machinery and offers speedy shipping in the U.S. plus friendly technical support.
Great For Coffee Shops, Bars, And Vending Gear
The SD-3 works with typical dispensing equipment and supports beverage machines and carbonators in high-volume areas.
Its compact size makes installs simple and keeps lines tidy while protecting product and equipment from check valve backflow risks.
Atmospheric Vent For Clear Service Cues
The atmospheric port gives a visible sign allowing staff to identify issues soon. This vent gives a visual indication regarding the health of the second check.
In the event of a second check failure, the port gives visual signals for speedy maintenance and decreased downtime.
Ordering Details And Model Information
Model: SD-3 (Lead Free). EAN Code: 098268848953. Part Number: 0061657.
| Detail | Info | Advantage |
|---|---|---|
| Connections | 3/8″ NPT in / 3/8″ flare out | Simple link to drink lines |
| Strainer | Yes – port strainer carbonated design | Protects checks, reduces clogging |
| Documentation | Spec sheet & installation instructions | Precise ordering using EAN/UPC |
We carry the SD-3 for drink service professionals. Order at Installation Parts Supply to maintain beverage machines and get rapid support specifying the proper equipment.
Summary
Need a compact dual check valve with an atmospheric port? Installation Parts Supply makes the ordering process easy and quick.
The SD-3 pairs a stainless steel body with an integrated strainer and clear atmospheric port feedback. This valve manages standard dispensing pressure and eases service with visible vent signals.
Order securely: use the EAN 098268848953 or Part Number 0061657 to purchase the exact valve configuration again. Contact Installation Parts Supply for friendly help matching connections and documentation so beverage and water lines keep running.