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ZURN Winterization Flush Tube: Flush Tubes, 900XL3, 950XL3/975XL3 - Winterization Tools
ZURNWinterization Tools

ZURN Winterization Flush Tube: Flush Tubes, 900XL3, 950XL3/975XL3

The ZURN Winterization Flush Tube is a flush tube designed for use with ZURN backflow preventers. It is compatible with the 900XL3 series, as indicated by the manufacturer part number RK2-900XL3WF. This product is a…

SKU 3G-OTH-439767

Also listed as: RK2900XL3WF · RK2 900XL3WF

Brand
ZURN
Item
Winterization Flush Tube: Flush Tubes, 900XL3, 950XL3/975XL3
Category
Winterization Tools
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

ZURN
Manufacturer Part Number
RK2-900XL3WF
Type
900XL3, 950XL3/975XL3, Backflow Preventer
Product Type
Flush Tubes
Compatible with Series
900XL3
Compatible Product Type
Backflow Preventer

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ZURN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The ZURN Winterization Flush Tube is a flush tube designed for use with ZURN backflow preventers. It is compatible with the 900XL3 series, as indicated by the manufacturer part number RK2-900XL3WF. This product is a winterization tool intended for backflow preventer maintenance.

Frequently Asked Questions

What is the ZURN Winterization Flush Tube used for?

The ZURN Winterization Flush Tube is used to drain and protect ZURN backflow preventers from freezing during cold weather. It connects to the 900XL3 series to allow water evacuation, preventing ice damage. This tool is essential for winter maintenance of backflow prevention assemblies in commercial and industrial water systems.

What are the specifications of the ZURN Winterization Flush Tube?

The ZURN Winterization Flush Tube, MPN RK2-900XL3WF, is a flush tube designed for backflow preventers. It is compatible with the ZURN 900XL3 series, including models 900XL3, 950XL3, and 975XL3. The product type is flush tubes, and it serves as a winterization tool for backflow preventer maintenance.

Where to buy the ZURN Winterization Flush Tube worldwide?

3G Electric supplies the ZURN Winterization Flush Tube worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this winterization tool for your backflow preventer maintenance needs.

How to install the ZURN Winterization Flush Tube on a backflow preventer?

To install the ZURN Winterization Flush Tube, first isolate the backflow preventer and relieve pressure. Attach the flush tube to the test cock or drain port on the 900XL3 series. Open the valve to allow water to drain completely. After use, remove the tube and close the port. Always follow local plumbing codes and manufacturer guidelines.

Used in

Common applications for ZURN
Commercial restrooms — ZURN AquaVantage® automatic flush valves (ZER6000AV series) for water-efficient toilet flushing
Institutional kitchens — ZURN cast iron floor drains (ZN415 series) for heavy-duty drainage in food preparation areas
Industrial washdown areas — ZURN height-adjustable PVC floor drains (EZ1 series) for chemical-resistant drainage
Hospital patient rooms — ZURN dome strainers (P1910 series) for floor sink drainage in sanitary environments
Office building maintenance — ZURN chrome-plated brass P-traps (ZR365B-PC) for sink trap replacements
Urinal retrofit projects — ZURN ZTR sensor flush valve retrofit kits (ZTR6203 series) for upgrading manual urinal flush valves

ZURN Products

3G Electric supplies ZURN winterization tools. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
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ZURN WILKINS Backflow Preventer: 350XL, 3/4 in Pipe Size, Flange x Flange, 11 in Overall Lg, Bronze (MPN 34-350XL)
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ZURN WILKINS Backflow Preventer: 350XL, 3/4 in Pipe Size, Flange x Flange, 11 in Overall Lg, Bronze (MPN 34-350XL)
ZURN WILKINS Backflow Preventer: 950XL3, 1 1/4 in Pipe Size, MNPT x MNPT, 15.25 in Overall Lg, 950 (MPN 114-950XL3)
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ZURN WILKINS Backflow Preventer: 950XL3, 1 1/4 in Pipe Size, MNPT x MNPT, 15.25 in Overall Lg, 950 (MPN 114-950XL3)

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