Watts Asse 1022 Backflow Preventer Solutions
Quick fact: nearly 1 in 20 commercial beverage lines report service issues from backflow risks each year, impacting safety and uptime across venues in the United States.
Browse the SD-3 series at Installation Parts Supply for fast access and knowledgeable support. Our team assists specifiers and installers in selecting the right components and provides fast shipping nationwide.
The compact Asse 1022 features a durable stainless steel body and lead-free construction for code-friendly installs. The built-in strainer and strong body materials promote extended service life in high-usage beverage and water lines.
Thanks to its dual check configuration and atmospheric vent, the unit offers an obvious visual indication of how the checks are performing. It is rated for typical commercial pressures and temperatures and simplifies integration with standard 3/8 in connections.
You can depend on Installation Parts Supply for authentic parts, helpful assistance, and the specification/installation documents required to simplify projects and maintain reliable dispensing lines.

SD-3 Dual Check with Atmospheric Vent at a Glance
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 construction supports code compliance and safe potable connections.
Performance and protection
The dual check layout with an atmospheric vent offers visible indication of check function. The integrated strainer reduces sediment, helping the checks operate smoothly and last longer.
Pressure/temperature ratings and connections
- Rated for a maximum working pressure of 150 psi to meet common beverage line requirements.
- Maximum temperature: 130°F for normal dispensing environments.
- Standard 3/8 in female NPT inlet with 3/8 in flare outlet for straightforward hookups.
| Parameter | Value | Key benefit |
|---|---|---|
| Valve body material | Stainless steel | Corrosion resistance |
| Integral strainer | Included | Reduces debris, extends life |
| Backflow configuration | Dual check, atmospheric vent style | Straightforward visual safeguard |
Key Features and Technical Specs
Design focus and purpose: The unit is engineered for beverage and water systems that require a compact footprint and dependable performance.
Its stainless steel body and finish help resist corrosion and withstand demanding service environments. The lead-free build promotes compliance with potable water codes and supports safe potable connections.
- Pressure & temperature: Supports continuous pressure operation up to a maximum working rating of 150 psi with a maximum temperature of 130°F.
- Connections: A standard 3/8 in female NPT inlet plus 3/8 in flare outlet make installations and retrofits straightforward.
- Protective design: The dual check layout plus atmospheric vent deliver backpressure defense and a simple visual cue about the condition of the checks.
- Seal materials: Santoprene discs combined with a Noryl seat help provide reliable sealing on the check components.
- Debris straining: Built-in wye-style straining collects debris and cuts down on maintenance frequency.
| Parameter | Spec | Benefit |
|---|---|---|
| Body construction | Stainless steel | Long-lasting and corrosion resistant |
| Pressure rating | 150 psi | Works with common beverage dispensing pressures |
| Integrated strainer | Wye pattern internal strainer | Helps protect checks and reduces service frequency |
| Model series | SD-3 series | Designed for beverage line integration |
Spec sheets and installation guides from Installation Parts Supply help engineers and installers choose the right series components efficiently.
Watts Asse 1022 Backflow Preventer Use Cases and Buying Info
Buy with confidence: Installation Parts Supply carries the SD-3 model for dispensing equipment, providing fast U.S. shipping and helpful specification support.
The SD-3 is compatible with common dispensing equipment and supports both carbonated beverage machines and other beverage equipment in high-traffic locations.
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 provides visible indication so staff can spot issues early. This vent offers a clear visual sign of second check condition.
If there is a failure second check, the port provides visual cues for fast maintenance and reduced downtime.
Model details and ordering info
Model: SD-3 (Lead Free). EAN: 098268848953. Part No.: 0061657.
| Key attribute | Specification | Benefit |
|---|---|---|
| Port connections | 3/8 in NPT inlet and 3/8 in flare outlet | Easy hookup to beverage lines |
| Strainer feature | Yes – port strainer style for carbonated applications | Protects checks, reduces clogging |
| Documentation | Spec sheet & installation instructions | Accurate ordering with upc/EAN |
We stock the SD-3 for beverage service pros. Order through Installation Parts Supply to keep beverage machines operating and to receive prompt help specifying the correct equipment.
Conclusion
Looking for a compact dual check valve with an atmospheric port? Installation Parts Supply keeps ordering straightforward and fast.
With SD-3, you get a stainless steel body, built-in strainer, and clear visual feedback via the atmospheric port. This check valve manages typical dispensing pressures and simplifies service through visible vent cues.
Order with confidence: use the EAN 098268848953 or Part No. 0061657 to reorder the exact valve configuration. Contact Installation Parts Supply for friendly assistance in matching connections and documentation, helping beverage and water lines keep running.