Ground Heating Manifold

Parameters of Ground Heating Manifold

The Manifold connects the heat source – a boiler, heat pump, or other – with the water underfloor heating circuits, regulates the incoming water temperature via the Mixing Unit and distributes this warm water throughout the floor circuits for an energy-efficient heating system.

Additional information


Stainless steel





Thread connection


Working pressure

16 bar






12 months

Details about Ground Heating Manifold

Ground Heating Manifold


Heating manifold



Manifold pressure


Manifold Materials

Normal brass, Lead-free brass, stainless steel

Manifold Port

2-12 loops

Working Temperature:

From 5 ℃ To +110 ℃

Seat sealing Material:



Flow meter, manifold clamp, air vent valve, pressure gauge

Thread connection:

ISO228,BS2779,DIN 259, ASME B1.20.-1983 Pipe Thread

Quality/valve Certifications





Brass cartridge

Manifold operator

Handwheel, Worm Gear, Electric actuator


Manifold heating

O ring


Salt spray test

Acetic acid/ASS 24 hours
  • Stainless steel Manifold
  • High-Quality SS304 body and manufactured to standard.
  • Preassembled and “ready for installation” with all necessary components inbuilt.
  • Available in various sizes for any design type or specification.
  • It patented pipe connections for various pipes and sizes.
  • 3/4″X20; 3/4″x16 adapter
  • PEX Manifold adapters with the Manifold are compatible with any PEX tubing – but we have no adapters, Compression type connections & push fittings for ease of installation
  • There is an automatic float-type air vent for air elimination purposes. It also includes a cap for pressure testing purposes.
  • Manufactured from corrosion-resistant and durable Stainless Steel to last for life
  • Compatible with any PEX tubing – no special adapters needed
  • The function of a manifold is to distribute the correct flow to each loop to meet its specific heating load. This is achieved by balancing each loop to complete the design flow requirement. Customized zoning can be achieved by adding actuators for the different loops controlled by thermostats. Each room would then be a zone, allowing the thermostat to open and close the valve to the room as required. It is possible to control a zone valve or the pump for simpler one-zone systems. Zoning rooms with different loads or seldom occupied allows you to keep those areas at a lower setting, saving energy without sacrificing comfort elsewhere.
  • Technology makes our life more accessible nowadays. We can make our houses, offices & factories comfortable in the heating issue. A heating manifold is a control hub for the central heating system. It acts as a central system. It connects the supply & return lines. The primary purpose of the heating manifold is the water distribution of hot & cold pipes. It happens systematically. It means radiant Heating and cooling systems. Supply water enters the Manifold from the heat source. Then it circulates hot water throughout the system. We can adjust a Heating Manifold with the pumped heat source. Most heating manifolds are made of stainless steel. It can be as simple as a copper unit with supply and return ports with a shutoff valve for each supply. Heating Manifolds are simple in nature and function. A manifold is like a crossing where water comes in from one end and goes out from another. Supply water enters into the Manifold. Then it flows through a heating system.
  • Each heating system has at least two manifolds: a supply and a return manifold.


  • Underfloor Heating Manifold: Underfloor Heating means the distribution of warm water to each underfloor heating zone. For this Heating, you can use a Manifold. It distributes water at the best temperature from the boiler (via a blending valve). Also, from the heat pump. It directs water to each Heating tube maintaining the correct flow rate. These heating manifolds can warm different zones with different temperatures. And It depends on the user’s demand and house supply of Heating. Zones are individual rooms controlled by other thermostats. Underfloor Heating is not like pumping warm water around all the tubes. The flow rate through each tube coil fluctuates based on the heat loss of the zone.
  • For this reason, you should maintain the system sufficiently to ensure the flow is okay. A heating manifold acts as the control center of the system. It provides a pump for the correct flow of water into each zone to heat it to the proper temperature. Manifolds circulate heated water from the boiler or other heating source. It then goes through the underfloor circuits. Besides, it also controls the pressure and flow rates. The mixing unit can control circuit temperature as well. The underfloor heating system runs at temperatures ranging from 35 to 50 degrees Celcius. The source cannot supply the water at optimal temperature always. The thermostatic or actuated blending controls can provide. People can use a secondary circulating pump, also.


  • How to Install Underfloor Heating Manifold: The design and installation of manifold systems vary. In some cases, a direct piping system is good to use. Using a heat source can accept low-temperature return water without problems. High-temperature return water is not compatible with a direct piping system. There are several types of heat sources. These sources can accommodate a natural piping system, ‘Condensing boiler,’ one of the popular heat sources for a direct piping system. There are also ‘Hydronic heat pumps’ and ‘electric boilers.’ These are fitted with natural systems. Water heaters and solar collection systems are also compatible with direct piping systems. More than one manifold station is suitable for floor coverings. The required temperature for different kinds of floor covering is different. There might have different floor coverings. The temperature of water flowing under tiles will not be the same as that of water flowing under carpets. A different temperature makes a better and more comfortable heat. Tubes used beneath tiles will produce less heat. So, tubing installed under carpeting will have more in comparison. For this type of situation, it is fruitful to use two manifold stations. One will maintain the temperature for the carpeted area and the other for the tiles. Sometimes it is more productive to split the heating system into different parts. Using more than one manifold station is not only for different floor types. Bigger houses split Manifold is also desirable. Because water has to run a long distance. The actuators act as zone valves. This helps the user to use one Manifold to control the temperature in different rooms. It is not much complicated to choose a location for a manifold station. However, this should not be a simple matter. The choice of Manifold Station location is vital thing. The main priority is accessibility. People are usually tended to install wall cavities. They want a location with easy access. Another suitable place to install a manifold station might be a closet. People also tend to hide the station behind a wall covering. In this case, you need a removable access panel. It will allow the Manifold to be accessible. People can place the Manifold somewhere within the basement of the house. One matter of fact is that keeping manifolds nearby can be cost-effective. The Mechanical room is also suitable for installing a Manifold. In this case, it should be in an exposed manner. This makes the valves accessible.
  • Ready-made manifolds are available in markets with custom cabinets to install them. These cabinets are alike in infrastructure to the type used for washing machines. The metal cabinet is installed in a stud wall. People should place both the supply and return manifolds within the cabinet. People can put a perforated cover on the front of the cabinet to access the Manifold. A basement, mechanical room, or closet is not a good place to install a heating manifold all the time. The base cabinet of the kitchen or bathroom is the best alternative to it. You can be creative if you want to hide your manifold stations. For example, a window seat can hide a manifold station in the room. To access the Manifold, you can keep the top open or perforated. Plant shelves can spruce up a room and hide a manifold station. A bookcase can also hide a manifold by adding a removable panel. A heated garage is also suitable for manifold placement. Like this, there are several ways to hide a manifold. No need to take pressure to find a desirable location for manifolds. Because there is no specific place to hide the heating components.If manifold points have a tight connection, it is very much critical. If you buy a preassembled manifold, there is no chance to make assumptions about links. Should inspect all existing work and test the manifold connections. Even a tiny leak can do damage. If you put your Manifold out of plain sight, you must remain alert for tiny leaks. It can ruin your business and reputation. It is wise to test thoroughly before concealing a manifold station.


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Metals Vavles Works on Plumbing System

Plumberstar valve fabricator in China. Our main parts for heating pipelines and intelligent water control can supply you with a one-stop basket solution to get your ideas and demands. From design to packaging and logistics are our duty—brass valves and fittings applied in-house, in industry, and commercial construction, in residential. There are related to water pipe control solution, and we have rich experience for outdoor frostproof hydrant and pex heating water manifold indoor.

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Plumberstar, founded in 2006, offers high-quality, customizable residential valves and pipe fittings for plumbing and heating systems, including metal valves, brass products, bibcocks, and stainless steel accessories.
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Plumberstar offers brass and stainless steel 304 valves, as well as HPVC and cast iron plumbing parts. Available in sizes ranging from 1/4 inch to 4 inches with BSP(G) and NPT threads. Products include shut-off needle valves, heating floor manifolds with 1-inch gauges and flowmeters, brass nipples, elbows, extensions, compression fittings, and adapters. Custom manufacturing plumbing products is also available.

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Mixing water valve automatic ensure temperature and water pressure stable. It is suitable for household hot water devices equipped and floor heating, so the 3-way valve meets requirements of temperature range and the water flow

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Safety Water Solution

Plumberstar works in residential, irrigation, and commercial application. The relief safety valves are used in various applications, such as water heaters, air compressors, its automatic release of the excess pressure or vacuum from a heating system.

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Plumberstar products design based on simple structure aim to time-saving installation for consumers and aim to save the cost of customers for building construction.

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We boast 18 years of expertise in water and gas projects and long-term partnerships with top global clients.

We offer competitive pricing, tailored solutions, and flexible solutions. Quality is our cornerstone. We conduct three random inspections and a final QC check for each project, with detailed reports for clients and a 48-hour emergency response system.

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Copper Pipe fitting 1/2 inch 90-degree Elbow, nipple, bush, and reducer connects PEX Pipe in water distribution and hydronic heating systems.
Low-cost solution to connect copper Pipe Tubing, stainless steel insert, and adapter. The connection system is perfect for your next commercial or homeowner plumbing project.

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★ Moderate Pricing – Plumberstar can provide various projects with different economic basket services. Water control project drawing design and artwork works are free. 

MOQ and Delivery – Lower MOQ even reaches 100 units and sampling time within 15 working days, and the leading time is 30 working days of mass production,

Non-Disclosure Agreement – Plumberstar will not provide your competitors with the same valves and manifolds. And help you to get more market shares.

Quality and Service–Our defect rate reached 0.459% in the last two years from customers feedback, and the Inspection report can provide you with each order

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Discount and Quantity– Heavy quantity can increase production capacity with effectiveness. And the accessories and spare parts purchased with competitive cost of valves.

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We can help you choose valves and heating manifold, and advice in house application

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We can provide an installation guide and tutorial about valves and underfloor heating manifold

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Frequently Asked Questions

Here are typical questions by customers asked with usual, please feel free contact us if any further confused.

Brass valves have many different types, such as ball valves, garden tap, check valve, strainer, angle valve, gate valve, foot valve, and drain valve. The radiator valve and thermostatic mixing valve are works for water temperature. All of these valves are work for water plumbing systems, plumbing repair, and installation. So have to let water shut-off and shut-on. Some heating systems are related to hot water and cold water mixing for temperature control and stability. Our intelligent valves are functional. There are applications in commercial, residential, and industrial areas.

Underfloor heating radiant pex manifolds are usual for residential water distribution in a household, and it's top-rated in the home building industry. Manifold plumbing systems control hot and cold water that feeds flexible PEX supply lines to individual fixtures. Then water temperature is warm and stable in each room. Meanwhile, the heating accessories-flow meter gauge will monitor water and temperature in each room.

The motorized ball valve works automatically open and closed; they work with 220v-230v AC and 24v DC; they are applications in the heating system, air conditioner,3D printer, and others. The solenoid valve is with similar features.

Would you please submit the form at the bottom of the page or send an email My WhatsApp: +86 15968648802. Can you send us pressure demands, size package, and quantity if available?

It's able to provide free samples for your evaluation with 15 working days about.

Our MOQ is significantly lower from 100-5000 pcs are available. It depends on different items.
We can fabricate your specified requirements.

It's about 35 days if with regular proucts; New tooling and samples will take 15-20 days, Normal samples will take 7 days.

It means that you need to check the plumbing system at first, then realize your requirements, and get out different valves with different applications and functional with controlling; of course, may be no need to use brass valves due to the high cost. You can use plastic, iron, zinc alloy, and aluminum raw materials instead of brass, but brass and stainless steel are reliable with 3 years warranty. If you don't know how to choose, please call us or email us.

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