Eye-opening statistic: Nearly one in twenty commercial beverage dispensing lines encounter service trouble linked to backflow risks annually, compromising safety and efficiency in venues across the United States.
Top Place To Purchase Watts SD-3
Purchase the SD-3 series solutions from Installation Parts Supply to gain immediate access and expert recommendations. Our team helps specifiers and installers find the right components and ships fast across the country.
The compact valve features a durable stainless steel body and lead-free construction for code-friendly installs. A robust body and built-in strainer allow for enduring performance in demanding water and drink dispensing systems.
This dual-check model with an atmospheric vent offers clear, visible cues regarding check valve operation. It handles typical commercial pressures and temperatures while simplifying integration with 3/8 in connections.
Count on Installation Parts Supply for genuine parts, helpful support, and the specification and installation literature needed to streamline projects and keep dispensing lines reliable.
Overview Of The SD-3 Dual Check With Atmospheric Vent
Below is a brief summary of the SD-3’s performance and design to help installers confirm suitability quickly.
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. An internal strainer minimizes sediment, allowing the checks to function smoothly and last longer.

Connections And Ratings
- Maximum pressure rating: 150 psi, suitable for common beverage line demands.
- Max temperature: 130°F for standard dispensing settings.
- Regular 3/8 inch female NPT inlet and 3/8 inch flare outlet for quick hookups.
| Attribute | Rating | Plus |
|---|---|---|
| Housing material | Stainless steel | Corrosion resistance |
| Filter | Included | Reduces debris, extends life |
| Configuration | Dual check with atmospheric vent | Easy visual safety check |
Technical Specifications And Features
Purpose and build: This small device is engineered for water and beverage systems where reliability and space are critical.
The stainless steel finish and body withstand corrosion and hold up in busy service environments. Lead-free fabrication supports compliance with codes and safe drinkable connections.
- Pressure & temperature: Continuous pressure operation with a maximum working rating of 150 psi and a top temperature of 130°F.
- Port Sizes: Common 3/8 in female NPT intake and 3/8 in flare discharge simplify retrofits and installs.
- Safety: A dual check design featuring an atmospheric vent provides backpressure protection and visual status indication.
- Sealing 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.
| Spec Category | Specification | User Advantage |
|---|---|---|
| Body material | Stainless steel | Durable, corrosion resistant |
| Max Pressure | 150 psi | Handles typical dispensing pressure |
| Strainer | Wye-pattern strainer | Protects checks, reduces servicing |
| Series | SD-3 | Engineered for beverage line integration |
Installation Parts Supply provides spec sheets and installation instructions to help engineers and installers specify the correct series components fast.
Watts Asse 1022 Backflow Preventer Applications And Purchase Data
Buy with assurance: Installation Parts Supply carries the SD-3 unit for dispensing gear and provides fast U.S. shipping along with helpful spec advice.
Perfect For Cafés, Bars, And Vending Machines
The SD-3 adapts to common dispensing hardware and supports carbonated drink machines and beverage dispensers in busy locations.
The compact dimensions make installation easy and keep lines organized while guarding product and gear against backflow risks.
Atmospheric Vent For Obvious Maintenance Signals
The atmospheric vent offers visual indication so employees can catch problems early. This port offers visual proof of the second check’s condition.
If the second check fails, the vent provides visual cues for rapid service and minimized downtime.
Ordering Details And Model Information
Unit: SD-3 (Lead Free). EAN: 098268848953. Part No.: 0061657.
| Attribute | Specification | Benefit |
|---|---|---|
| Connections | 3/8″ NPT in / 3/8″ flare out | Easy hookup to beverage lines |
| Strainer | Yes – port strainer carbonated design | Guards checks, lowers clogs |
| Documentation | Spec sheet and install guide | Accurate ordering with upc/EAN |
We keep the SD-3 in stock for beverage service experts. Purchase from Installation Parts Supply to keep dispensing machines running and get fast assistance specifying the right hardware.
Final Thoughts
Looking for a compact dual check valve with an atmospheric vent? Installation Parts Supply ensures ordering is simple and rapid.
The SD-3 unites a stainless steel frame with an embedded strainer and distinct atmospheric port feedback. This valve manages standard dispensing pressure and eases service with visible vent signals.
Buy with confidence: use EAN 098268848953 or Part # 0061657 to reorder the precise valve setup. Contact Installation Parts Supply for friendly help matching connections and documentation so beverage and water lines keep running.
