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3G Electric
McDonnell & Miller Series 14-B Ball Type Blow Down Valve - Valves

McDonnell & Miller Series 14-B Ball Type Blow Down Valve

McDonnell & Miller Valves.

SKU 3G-OTH-02726

Also listed as: 14B · 14 B

Brand
Mcdonnell & Miller
Item
Series 14-B Ball Type Blow Down Valve
Part Number
14-B
Category
Valves
UNSPSC
40141609 — Control valves
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Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Mcdonnell & Miller Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

McDonnell & Miller Valves.

Frequently Asked Questions

What is the McDonnell Miller Series 47, 67, and 70B blow down valve used for?

This full-ported ball action valve is used to replace blow down valves on McDonnell Miller boiler controls, specifically Series 47, 67, and 70B. It provides bind-free, leak-tight operation with PTFE seats, making it suitable for boiler blow down applications in industrial and commercial steam systems.

What are the specifications of the McDonnell Miller blow down valve replacement?

This valve is a full-ported ball action design with PTFE seats for bind-free, leak-tight performance. It is designed as a direct replacement for McDonnell Miller Series 47, 67, and 70B boiler control blow down valves. For exact dimensions and pressure ratings, consult the manufacturer's documentation.

Where to buy McDonnell Miller blow down valves in Singapore?

3G Electric supplies McDonnell Miller blow down valve replacements for Series 47, 67, and 70B in Singapore. We source and deliver these valves, handling logistics and customs clearance to ensure smooth delivery to your facility. Contact us for pricing and lead time.

How to install a McDonnell Miller blow down valve replacement?

To install this replacement valve, first isolate the boiler and drain the system. Remove the existing blow down valve, clean the mating surfaces, and install the new full-ported ball valve with PTFE seats. Tighten connections to manufacturer torque specs and test for leaks before returning the boiler to service.

Used in

Common applications for Mcdonnell & Miller
Boiler systems — McDonnell & Miller FS4-3T3-1 flow switch for low-water cutoff and pump protection in 1-inch piping.
Pump control — McDonnell & Miller FS8-W flow switch for detecting flow in 1-inch lines to prevent dry running.
HVAC cooling water — McDonnell & Miller FS6-3/4 flow switch for monitoring flow in 3/4-inch chilled water circuits.
Process piping — McDonnell & Miller FS5-3/4 brass flow switch for hot water applications up to 250°F.
Industrial liquid monitoring — McDonnell & Miller FS6-W-1 flow switch for 1-inch lines with high locked-rotor rating.
Small pipe systems — McDonnell & Miller FS-1 flow switch for 1/2-inch lines in liquid circuits requiring flow detection.
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Mcdonnell & Miller Products

3G Electric supplies Mcdonnell & Miller valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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