Stainless Steel Sanitary Clamped Vacuum 8 Inch Water Tank Air Breather Valve

• Customization: Available
• Clapboard: with Clapboard
• Filter Number: 1
• Model NO.: JN-AB3001
• Medium Material: Stainless Steel Mesh
• Efficiency: F5
• Filtration Grade: Pre Filter
• Type: Straight Fitter
• Body Material: SS304, SS316L
• Sealing Material: Silicone, EPDM, Viton, PTFE, or NBR
• Qualified Certificate for Seal: FDA
• MOQ: 1PCS
• Raw Material: Forging or Casting
• Processing Machine: LG Mazak CNC Machine
• Acting Mode: Manual or Pneumatic or Electrical
• Inner Surface Finish: Ra 0.5
• External Surface Finish: Ra 0.8
• Connection: Weld, Clamp, Male, Female, Union, Flange
• Transport Package: Wooden Case
• Specification: 1"-4"
• Trademark: JONENG
• Origin: Wenzhou, China
• HS Code: 8421219990
• Production Capacity: 3000PCS/Month
• Package Size: 20.00cm * 30.00cm * 20.00cm
• Package Gross Weight: 5.000kg
• Lead Time: 7 days (1 - 10 Pieces) ; To be negotiated ( > 10 Pieces)

Product Description

Stainless Steel Sanitary Clamped vacuum 8 inch water tank air breather valve

A Stainless Steel Sanitary Clamped Vacuum 8 Inch Water Tank Air Breather Valve is a hygienic pressure-balancing device designed to regulate internal air exchange in sealed storage tanks. Manufactured from high-grade stainless steel, it features a clamp connection for easy installation and removal, meeting strict sanitary standards. The valve automatically responds to internal pressure changes, allowing air intake or exhaust to prevent excessive vacuum or overpressure. Its sanitary polished surfaces and sealed structure reduce contamination risk, making it suitable for food, beverage, pharmaceutical, and purified water systems. The 8-inch design provides sufficient airflow capacity for large-volume tanks while maintaining stable and hygienic tank operation.

The Stainless Steel Sanitary Clamped Vacuum 8 Inch Water Tank Air Breather Valve is typically installed on the top section of water tanks or storage vessels. In this position, it functions to balance internal and external pressure during filling, emptying, or temperature fluctuations. When liquid is discharged, the valve admits air to prevent vacuum formation; when pressure rises, it releases excess air to avoid tank deformation. This placement ensures structural protection, maintains product quality, and supports safe, stable operation in hygienic and industrial tank systems.

 

Quality guarantee of 3 years

ISO 9001, FDA, SGS approved materials

7-10 days fast delivery on urgent requirements

20 years' Rich exporting experience to make you easy and happy with custom work
 

Product Description

Stainless Steel Sanitary Clamped vacuum 8 inch water tank air breather valve:

• Automatic pressure-balancing mechanism operates through a calibrated valve disc that opens under vacuum or excess pressure, allowing controlled air exchange to maintain stable internal tank conditions during filling and discharge cycles.

• Vacuum protection function activates when internal pressure drops below atmospheric level, admitting filtered air to prevent structural deformation, tank collapse, or flow interruption in sanitary water storage systems.

• Overpressure release operation allows excess internal air to vent safely when pressure rises, protecting tank walls, seals, and connected pipelines from stress or damage during rapid inflow or temperature variation.

• Sanitary clamped connection design ensures secure sealing and easy removal for inspection or cleaning, maintaining hygienic standards while simplifying maintenance and reducing contamination risk.

• Stable airflow capacity performance provided by the 8-inch structure enables efficient air movement, improving operational safety, extending tank lifespan, and ensuring reliable performance in both sanitary and industrial environments.

Product Parameters

Packaging & Shipping

FAB

Feature	Advantage	Benefit
Sanitary Stainless Steel Construction - Made from food-grade stainless steel for hygienic tank applications. 8-Inch Clamp Connection Design - Features a quick-install tri-clamp interface for easy integration. Vacuum Pressure Relief Function - Automatically balances internal and external pressure. Air Intake and Filtration Structure - Allows clean air entry during vacuum conditions. Compact and Lightweight Assembly - Designed for water tanks and sanitary storage systems.	Prevents Tank Deformation - Vacuum relief mechanism protects tanks from collapse. Maintains Hygienic Conditions - Sanitary design reduces contamination risk during air intake. Fast Installation and Removal - Clamp connection simplifies maintenance procedures. Stable Pressure Equalization - Responsive structure ensures smooth tank operation. Durable and Corrosion-Resistant - Stainless steel body extends service life in humid environments.	Enhances Tank Safety - Reliable vacuum protection prevents structural damage. Improves Operational Stability - Balanced pressure supports continuous filling and draining processes. Reduces Maintenance Costs - Simple structure minimizes repair and replacement needs. Protects Stored Water Quality - Controlled air intake helps maintain clean storage conditions. Ideal for Sanitary Water Systems - Suitable for food processing, beverage, and purified water applications.

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Company Profile

 

 

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Welcome to check our other products.
 

 

 

JoNeng was established in July 2007, located in Wenzhou, China. Totally 100 nos of workers and the factory Covers 7000m2. Till now, we have 50 sets of LG Mazak machines, local CNC machines,automatic machining unit.We have the full inspecting quality control equipment: 1nos Ra roughness instrument, 3nos stainless steel spectrometer,roundness instrument,thickness instrument, radius instrument, 3 nos pressure testing center.
We have three manufacturing factories under Joneng enterprise.
Jiayuan is especially into elbow, tee, reducer,manifolds,fittings in both sanitary grade and schedule grade ;
Lingdong is focusing into ferrule, union, sight glass, butterfly valves which are produced from CNC machines;
Ezo is into manhole covers, hoppers and small tanks.

We mainly manufacture:
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Stainless steel mixing tank, storage tank, reactors...

The products are produced according to SMS, DIN, AS, BS, BPE, JIS,JIS, ISO,ANSI B16.5, ASME and other standards. They also can be customized. Our products have been exported to dozens of
countries and regions such as Europe, America, Middle East,Australia,Turkey, Iran,Thailand... more than 100 countries.
Joneng is approved with CE, PED, ISO9001, ISO14001 quality management system. The products are complied with FDA certificate.
The product can be widely used in Dairy, Beer, Wine,Beverage, Food, medicine, Chemical,Water Treatment and other fields.
JoNeng always insist in "What we say, What we do". Our goal is to make a centennial factory. We always believe honesty and responsibility is the only way leading to long term business relationship. Wishing to have a cooperation with you for more than 10 years.

More advantages of the company:
√ With 17 prolific years of dedicated expertise in the industry, we embody an unwavering commitment to quality and innovative solutions.
√ Spanning an impressive 6800m2, our state-of-the-art facility is adeptly equipped to manage diverse production demands with flawless efficiency.
√ Our skilled workforce of 100 employees fuels our engine of excellence and propels our growth trajectory.
√ Thriving in over 100+ countries, our expansive global reach is a testament to the trust and satisfaction our international clientele repose in us.
√ With a formidable network of 1000+ partners worldwide, our collaborative endeavours continue to drive success and shared aspirations.

 

 

OUR PRODUCTION CAPACITY 

 

Production Lines	Stainless steel sanitary pipe fittings' line, machining line, sanitary manhole line,
Product Range	Sanitary butterfly Valve, sanitary diaphragm valve, sanitary pipe fittings, union, ferrule, sight glass, manhole cover, safety valve, sampling valve...
Year Established	2007
Factory Size in Square Meters	5000M2
NO. OF TOTAL STAFF	130
Production Capital	8 000 000 USD
Detail capacity	Manhole covers	12000nos
	Pipe fittings	150000nos
	Ferrules, unions, connectors	200000nos
	Diaphragm valves	15000nos
	Butterfly valves	20000nos
Investment in Manufacturing Equipment	750000USD
Details of equipment	For machining parts 29 nos of LG Mazak CNC Machines 4 nos of local CNC machines 2 nos of automatic CNC center 12 nos of plain lathe For pipe fittings 4 nos of press 3 nos of cutting machine 3 nos of chamfering machine We also have the following quipments 4 nos of polishing machine 12 nos of grinding machine 3 nos of laser marking machine 3 nos of pressure testing machine 1 nos of temperature testing machine 3 nos of spectro instrument 1 nos of surface roughness device
Primary Competitive Advantages	Strict inspection, honest business way, fast revert on order problem
Stocked materials	Big quantity for raw forging of butterfly valve, diaphragm valve, ferrule, union, adapters, pipe fittings, clamps, sight glass, safety valve, manhole cover,
OEM Services Provided	Yes
Design Service Offered	Yes
Sales Volume	6 000 000 USD
Export Percentage	80%
MAIN MARKET	USA, Germany, Hungary, Canada, Thailand, Holland, England, South Africa, Indonesia, Saudi, India, New Zealand, Australia, Middle East...
Own Brand Name	JoNeng

Certifications

FAQ

 

1. Are you a trading company or factory? 
We are a manufacturer factory and we also have our own exporting license. 

2. Do you have certificate? 
Yes, ISO, FDA, LFGB, CE, PED certificate. We also have some patents in design. 

3. How do you control the quality? 
In quality control, the most important is to avoid material mixing. 
In our factory, 3 spectro PMI machines are used in raw material warehouse, production plant, dispatch plant. 
Pressure inspecting machine, PMI machines, RA roughness spector, hardness testing machine...All machines help in inspection. 
2 staff inspect during production in different sections
5 staff inspect the finished productions to avoid shortage, poor quality, mixing chemical...

4. How many factories do you have?
Under the esteemed Joneng enterprise, we proudly operate three specialized manufacturing facilities. 
Jiayuan excels in producing elbow, tee, and reducer fittings in both sanitary and schedule grades;
Lingdong focuses on precision-engineered ferrules, unions, sight glasses, and butterfly valves using advanced CNC technology; 
while Ezo specializes in designing high-quality manhole covers and small tanks to meet diverse industrial needs.

5. If there is any quality problem, how do you solve it? 
We are very proud that we never make one customer leave us. We are not 100% perfect, there is some quality problem. 
Normally replacement, or compensation, or resend goods to customers as per the condition. To be discussed as per condition. 

6. How long is your delivery time? 
For normal products in 7-10 days; For bulk order, in 15-25 days. It depends. 

7. Warranty time? 
3 years warranty for all of our stainless steel products. Gaskets or the easy broken parts are not included due to the different application for customers. 

8. Why trust in us? 
14 years in this industry. It makes us professional. Good credit in this market. 
All of our machines are the assurance of our responsibility. 

9. Free sample? 
Free samples can be provided for first cooperation under sincere cooperation. 

10. What is the MOQ? 
1PCS MOQ is welcome for starting cooperatoon

11. Material certificate? 
Material certificaite, mill certificate, pressure testing certificate, roughness certificate, measure certificate, RT certificate, ...Can be available, please declare when inquiry us. 

12. More questions are appreciated. 

 

 

 

 

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