Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
VAL-MATIC 20C04-6CT-C6B5Y Combination Vacuum & Air Release Valve - Combination Vacuum & Air Release Valves
VAL-MATICCombination Vacuum & Air Release Valves

VAL-MATIC 20C04-6CT-C6B5Y Combination Vacuum & Air Release Valve

The VAL-MATIC Air Release/Air Vacuum Valve: Clean Water is a combination vacuum and air release valve, constructed from cast iron with a 4-inch FNPT inlet connection (MPN 20C04-6CT-C6B5Y). This valve is designed to…

SKU 3G-OTH-434437

Also listed as: 20C046CTC6B5Y · 20C04 6CT C6B5Y

Brand
VAL-MATIC
Item
20C04-6CT-C6B5Y Combination Vacuum & Air Release Valve
Part Number
20C04-6CT-C6B5Y
Category
Combination Vacuum & Air Release Valves
Available to Order
Also known as:20C04-6CT-C6B5YVAL-MATIC
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

VAL-MATIC
Manufacturer Part Number
20C04-6CT-C6B5Y
Type
Cast Iron, FNPT
Inlet Connection Size
4 in

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

VAL-MATIC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The VAL-MATIC Air Release/Air Vacuum Valve: Clean Water is a combination vacuum and air release valve, constructed from cast iron with a 4-inch FNPT inlet connection (MPN 20C04-6CT-C6B5Y). This valve is designed to manage air in clean water systems, providing both air release and vacuum protection functions.

Frequently Asked Questions

What is a VAL-MATIC combination air release/air vacuum valve used for?

A VAL-MATIC combination air release/air vacuum valve is used in clean water pipelines to automatically release trapped air during system startup and admit air during draining or vacuum conditions, preventing pressure surges and pipeline collapse in municipal and industrial water systems.

What are the specifications of the VAL-MATIC 20C04-6CT-C6B5Y valve?

The VAL-MATIC 20C04-6CT-C6B5Y is a combination air release/air vacuum valve for clean water. It has a 4 in FNPT inlet connection, a cast iron body, and is designed for reliable air management in water distribution and treatment applications.

Where to buy a VAL-MATIC 20C04-6CT-C6B5Y valve worldwide?

3G Electric supplies the VAL-MATIC 20C04-6CT-C6B5Y combination air release/air vacuum valve to customers worldwide. We handle full logistics, customs clearance, and delivery to your site, ensuring you receive the correct valve for your clean water system.

How to install a VAL-MATIC combination air release/air vacuum valve?

Install the VAL-MATIC valve vertically on a pipeline high point or at system peaks where air accumulates. Use a full-port isolation valve upstream for maintenance. Follow the manufacturer's torque specifications for the FNPT connection and ensure the discharge port is unobstructed.

Used in

Common applications for VAL-MATIC
Municipal water treatment — VAL-MATIC 8-inch lug-style butterfly valve with lever handle for isolation on filter influent lines.
Wastewater pumping stations — VAL-MATIC 2-inch combination vacuum and air release valve to prevent air lock and vacuum collapse.
Industrial cooling water systems — VAL-MATIC 4-inch gear-operated butterfly valve for throttling flow in recirculating loops.
Pipeline filling and draining — VAL-MATIC 3-inch vacuum release valve to exhaust large air volumes and admit air during shutdown.
Potable water distribution — VAL-MATIC 3-inch butterfly valve with NSF 372 compliance for lead-free isolation in buried service.
Process water isolation — VAL-MATIC 8-inch bare stem butterfly valve for actuated control in automated plant piping.
Not sure this is the right part? Photo-identify it→

VAL-MATIC Products

3G Electric supplies VAL-MATIC combination vacuum & air release valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from VAL-MATIC

View all VAL-MATIC parts →

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first