Overview of H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General

H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General is engineered for superior performance in plumbing, industrial, and commercial applications. Made from lead-free, corrosion-resistant brass, these valves ensure long-lasting durability and reliable flow control for water, gas, oil, and other fluids.

With precision machining and robust construction, our brass valves provide smooth operation, excellent sealing, and resistance to high pressure—making them ideal for residential, commercial, and industrial piping systems.

Key Features of H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General

Premium Brass Construction – Lead-free, corrosion-resistant, and durable

Leak-Proof Design – Tight seals for secure fluid control

High Pressure & Temperature Resistance – Reliable performance under demanding conditions

Smooth Operation – Easy-to-turn handles for precise flow adjustment

Versatile Applications – Compatible with water, gas, oil, and HVAC systems

Multiple Size & Connection Options – Available in ¼” to 2″ sizes (NPT, BSP threads)

(H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General)

Specification of H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General

The H4004 is a 1/2″ automated air remover cleanup valve. It’s made from forged brass. This shutoff eliminates trapped air from hydronic systems. Hydronic systems utilize water or heavy steam for heating or cooling. Caught air triggers huge problems. Air pockets quit water circulation. This makes pumps function harder. Air also creates sound and corrosion. Rust damages pipes and parts. This valve repairs these air issues instantly.

It mounts directly right into the piping. Position it at peaks in the system. Air normally collects at high points. The shutoff functions at all times. It doesn’t require electricity or hand-operated procedure. Inside, a float system finds air. When air goes into the shutoff chamber, the float goes down. Dropping opens an air vent. The air leaves with this air vent. Water fills the chamber once again. The float rises and secures the vent closed. This cycle repeats whenever air develops.

The valve body is built brass. Forging makes the brass extremely strong. Brass resists rust well. This makes sure a long service life. The shutoff handles stress approximately 150 PSI. It deals with water temperature levels up to 220 ° F. This covers most chilled water and home heating applications. It fits typical 1/2″ women NPT pipeline threads. Installation is easy. Usage string sealer on the male pipe threads. Screw the valve in snugly at the chosen high point.

Utilizing this valve safeguards your system. It stops air-related damage. Equipment like pumps and central heating boilers last longer. The system runs quieter without air bubbles. Warm transfer boosts due to the fact that water flows freely. You conserve cash on power and repair services. Upkeep requires drop because the shutoff works on its own. It’s a reliable solution for cleaner, safer system procedure.

(H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General)

Applications of H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General

The H4004 1/2″ Forged Brass Automatic Air Remover Purge Shutoff deals with a typical issue in water systems. Air caught inside pipelines causes trouble. This air decreases effectiveness. It can lead to deterioration. It frequently develops irritating sounds like banging or gurgling. It may even quit water from streaming appropriately. This shutoff resolves these problems instantly. It works regularly to get rid of air pockets.

Its design is straightforward and strong. Built brass construction ensures it lasts. It manages high pressure and temperature well. The 1/2″ dimension fits lots of common piping setups. You install it at crucial high points in your system. This is where air naturally accumulates. The shutoff detects air immediately. It available to launch the air. It shuts limited when just water exists. No handbook operation is required. This saves time and effort.

This shutoff is vital for safety and security and control. In hydronic heating or cooling systems, caught air suggests uneven temperatures and wasted energy. It compels pumps to work tougher. This boosts power expenses. In chilled water systems for a/c, air decreases cooling down ability. It can trigger pumps to lose prime. The H4004 avoids this. It keeps water moving efficiently. It secures pumps and other equipment from air-related damages like cavitation. This lowers fixing expenses.

Its automated cleanup feature is crucial for regular procedure. It makes certain peak system efficiency. It assists maintain steady pressures. This is critical for control shutoffs and actuators to work right. You find this valve helpful in many places. It operates in business buildings, plants, and institutional centers. It shields central heating boilers, refrigerators, cooling down towers, and radiant heating loops. Reputable air removal suggests less issues concerning noise or comfort concerns. It equates directly into power cost savings and less maintenance downtime.

Packing and Shipment

Depends on the products and qty,we could make the packing of coiling,rolls,bundle packing,crates or boxes,etc.

Shipment:By sea,railway,by air or as customer’s request.

Company Profile

Luoyang Datang Energy Tech Co., Ltd. is a leading Chinese manufacturer specializing in high-quality plastic pipes and fittings. Equipped with state-of-the-art automated production lines and supported by a team of 200 professionals, we offer an extensive product line comprising over 150 types of plastic pipes and fittings designed for water supply and drainage systems, gas transmission, and floor heating systems. Our main products include PVC Pipes and Fittings, PE (HDPE) Pipes and Fittings, PPR Pipes and Fittings, and PEX Floor Heating Pipes. 

Should you have any inquiries regarding HDPE Pipe Fitting, please do not hesitate to contact us!

Tel.:0086-183 3790 0677

Wechat: 0086-183 3790 0677

Whatsapp: 0086-183 3790 0677

Email: sales@pipesandfittings.net

Payment Terms

T/T,L/C at sight,Western Union & Paypal,etc.

5 FAQs of H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General

This brass valve pushes air out of water systems automatically. It helps hydronic systems work better. Air causes problems. Air makes noises. Air stops heat from moving right. This valve fixes that. It goes in heating or cooling water pipes. It works in boilers too.

People ask common questions about this valve. First, what does it do? It gets rid of air trapped inside pipes. Air gathers at high points. The valve opens there. Air escapes. The valve shuts tight when water hits it. No water leaks out.

Second, why use it? Air hurts the system. Air makes pumps noisy. Air stops water flow. Parts can rust faster. Removing air keeps things quiet. It saves energy. It protects pumps and pipes.

Third, where do you install it? Put it at the highest spot in the piping. Air rises to the top. Mount it vertically. The air outlet points up. Follow the arrows on the valve body. They show water flow direction.

Fourth, is installation hard? It’s simple. You need basic pipe skills. Cut the pipe. Add thread sealant. Screw the valve in. Use a wrench. Don’t over-tighten the brass. Check for leaks after turning the water on.

Fifth, does it need maintenance? Almost none. It works by itself. The float inside moves up and down. It opens for air, closes for water. Dirt in the water can jam the float. A system strainer helps prevent this. Check it once a year. Replace it if it leaks water or won’t vent air.

(H4004 1/2\” Forged Brass Automatic Air Eliminator Purge Valve Hydraulic Power Safety Control Chilled Water System General)