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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 (MPN RK34-900XL3WF) is a flush tube designed for use with ZURN 900XL3 series backflow preventers. This winterization tool facilitates the draining and protection of backflow…

SKU 3G-OTH-439770

Brand
ZURN
Item
Winterization Flush Tube: Flush Tubes, 900XL3, 950XL3/975XL3
Category
Winterization Tools
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Technical Specifications

ZURN
Manufacturer Part Number
RK34-900XL3WF
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 (MPN RK34-900XL3WF) is a flush tube designed for use with ZURN 900XL3 series backflow preventers. This winterization tool facilitates the draining and protection of backflow prevention assemblies in cold weather conditions.

Frequently Asked Questions

What is the ZURN Winterization Flush Tube used for?

The ZURN Winterization Flush Tube (MPN RK34-900XL3WF) is used to drain and protect ZURN 900XL3 series backflow preventers during cold weather. It helps prevent freeze damage by allowing water to be flushed from the assembly, making it an essential winterization tool for commercial and industrial water systems.

What are the specifications of the ZURN Winterization Flush Tube?

The ZURN Winterization Flush Tube (MPN RK34-900XL3WF) is a flush tube compatible with ZURN 900XL3, 950XL3, and 975XL3 series backflow preventers. It is designed as a winterization tool to facilitate draining and freeze protection. The product type is flush tubes, and it is intended for backflow preventer applications.

Where to buy the ZURN Winterization Flush Tube worldwide?

The ZURN Winterization Flush Tube (MPN RK34-900XL3WF) is available to order through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations. Contact 3G Electric for availability and lead time on this ZURN winterization tool.

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 system pressure. Attach the flush tube to the test cock or drain port on the ZURN 900XL3 series assembly. Open the valve to allow water to drain, then close after use. Always follow local plumbing codes and manufacturer guidelines for safe winterization.

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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