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ZURN RK34-900XL3WF Flush Tube for 900XL3 Series Backflow Preventer - Winterization Tools
ZURNWinterization Tools

ZURN RK34-900XL3WF Flush Tube for 900XL3 Series Backflow Preventer

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

Also listed as: RK34900XL3WF · RK34 900XL3WF

Brand
ZURN
Item
RK34-900XL3WF Flush Tube for 900XL3 Series Backflow Preventer
Part Number
RK34-900XL3WF
Category
Winterization Tools
Available to Order
Also known as:RK34-900XL3WFZURN
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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 roofing — Zurn Z100-3NH, Z100-6NH, and ZC100-4NH-C-R primary roof drains for flat or low-slope roof rainwater removal
Commercial restrooms — Zurn Metroflush® ZEMS6203-WS1.0004 automatic urinal flush valve with sensor activation and 1 gpf rating
Institutional shower facilities — Zurn Temp Gard Z7000-HW16-H7 handheld showerhead with hose, bracket, and slide bar
Plumbing drain access — Zurn Z1474-SDO and Z1474-4-N cast-iron cleanout housings for floor-level inspection and rodding
Concrete deck drainage — Zurn ZC100-4NH-C-R roof drain with underdeck clamp for secure installation in concrete decks
Waste line maintenance — Zurn CO2521-4 cleanout housing with adjusting screws for level adjustment in finished floors
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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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This flush tube is a winterization tool designed for draining backflow preventers to protect against freeze damage. Compatible with ZURN 900XL3, 950XL3, and 975XL3 series backflow preventers. Used in commercial and industrial water systems for cold-weather maintenance
ZURN
This flush tube is a winterization tool designed for draining backflow preventers to protect against freeze damage. Compatible with ZURN 900XL3, 950XL3, and 975XL3 series backflow preventers. Used in commercial and industrial water systems for cold-weather maintenance

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