Watts Asse 1022 Backflow Preventer Solutions
Interesting stat: roughly 1 in 20 commercial beverage lines experience backflow-related service problems every year, impacting safety and uptime for locations throughout the United States.
Turn to Installation Parts Supply for SD-3 series solutions, quick availability, and expert guidance. Our team assists specifiers and installers in selecting the right components and provides fast shipping nationwide.
With its compact form, Asse 1022 uses a durable stainless steel body and lead-free construction to support code-compliant 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 handles typical commercial pressures and temperatures while simplifying integration with 3/8 in connections.
Rely on Installation Parts Supply for genuine components, friendly support, and the spec and installation literature you need to streamline projects and keep dispensing lines reliable.

SD-3 Dual Check with Atmospheric Vent Overview
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. Its lead-free construction promotes code compliance and safe potable water connections.
Backflow performance and protection
With a dual check layout and atmospheric vent, the unit offers a clear visual cue of check operation. Its integrated strainer captures sediment, helping the checks run smoothly and extend service life.
Ratings and connections
- Maximum working pressure: 150 psi and rated for common beverage line pressure demands.
- Top operating temperature: 130°F, fitting most dispensing environments.
- Standard 3/8 in female NPT inlet and 3/8 in flare outlet for easy hookups.
| Attribute | Spec | Key benefit |
|---|---|---|
| Body construction material | Stainless steel body | Resists corrosion |
| Integral strainer | Yes | Less debris, longer life |
| Backflow configuration | Dual check with atmospheric vent | Straightforward visual safeguard |
Key Features and Technical Specs
Primary construction and intended use: This compact device is designed for beverage and water systems that demand both space efficiency and reliability.
Its stainless steel body and finish help resist corrosion and withstand demanding service environments. Lead-free construction helps maintain code compliance and safe potable water connections.
- Pressure & temperature: Continuous pressure operation with a maximum working rating of 150 psi and a top temperature of 130°F.
- Connections: A standard 3/8 in female NPT inlet plus 3/8 in flare outlet make installations and retrofits straightforward.
- Backflow protection: A dual check architecture with an atmospheric vent offers backpressure defense and a visual indication of check status.
- Check sealing components: Santoprene discs combined with a Noryl seat help provide reliable sealing on the check components.
- Straining: Built-in wye-style straining collects debris and cuts down on maintenance frequency.
| Attribute | Specification | Advantage |
|---|---|---|
| Body construction | Stainless steel body | Durable construction with corrosion resistance |
| Pressure rating | 150 psi | Suitable for standard dispensing pressures |
| Integrated strainer | Wye-pattern pattern strainer | Helps protect checks and reduces service frequency |
| Product series | SD-3 series | Designed for beverage line integration |
Installation Parts Supply offers specification sheets and installation instructions so engineers and installers can identify the correct series components quickly.
Watts Asse 1022 Backflow Preventer Use Cases and Buying Info
Purchase 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 fits common dispensing equipment and supports carbonated beverage machines and beverage machines in high-use locations.
The compact footprint streamlines installation, keeps lines organized, and helps protect product and equipment from backflow risks at the check valve.
Atmospheric vent for clear service cues
An atmospheric port gives a visual indicator so staff can see potential issues sooner. This vent provides visual indication of second check health.
If the second check fails, the port offers visual cues that support quick maintenance and reduced downtime.
Model details and ordering info
Model: SD-3 (Lead Free). EAN 098268848953. Part Number 0061657.
| Attribute | Spec | Benefit |
|---|---|---|
| Port connections | 3/8 in NPT inlet / 3/8 in flare outlet | Straightforward connection to beverage lines |
| Strainer feature | Yes, port-style strainer for carbonated beverage design | Protects checks, reduces clogging |
| Documentation | Spec sheet plus installation instructions | Supports accurate ordering using UPC/EAN |
We keep SD-3 units in stock for beverage service professionals. By ordering from Installation Parts Supply, you keep beverage machines running smoothly and gain quick assistance with specifying the right equipment.
Wrapping Up
Need a compact dual check valve with an atmospheric port? Installation Parts Supply makes ordering simple 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 handles typical dispensing pressure and simplifies service with visible vent cues.
Reorder with confidence: reference EAN 098268848953 or Part No. 0061657 to reorder the exact valve configuration. Contact Installation Parts Supply for friendly help matching connections and documentation so beverage and water lines keep running.