However, air vents would need to be kept closed and a separate air elimination device would have to be installed. Note that this type of PEX manifold type can be installed upside down, where PEX tubing outlets are pointing upwards, which is convenient when manifold is located in the basement and is heating the floor above. one large room, a warehouse or a garage), actuators are not required and a single zone valve or zoning circulator can be used instead. If the manifold serves a single zone (i.e. In order to automatically control the hot water flow for each branch, radiant heat manifold actuators (automatic balancing valves) have to be installed.

Since radiant manifolds often service several zones or rooms, and it is nearly impossible to have all circuits to be the same length, flow through the manifold's branches should be adjusted, so that each circuit gets the proper amount of hot water (more hot water for the longer loop and less for the shorter). Manual balancing valves on the return radiant heat manifold allow to adjust the water flow through an individual selected branch from 0% to 100%. 90 degree valves (angle) can be purchased to make the upgrade. By default, shut-off ball valves are 180 degrees (straight). Flow indicators serve as secondary valves and can be adjusted to increase or decrease the water flow through individual branches. One of the distinctive advantages of the mounting system is that it offsets the radiant heat manifold from the wall and allows for a more convenient access, simplified maintenance and easier PEX tubing installation. If the manifold system is located in the in the basement or below the level of the heating system, the supply manifold should be the top one and return - the bottom one. If PEX pipe installed at or below the level of the manifold station, this configuration will allow the air to escape to the highest point in the system, which is the return manifold, where air elimination device is installed. Supply manifold is the one with flow indicators (flow meters) and it should be the one on the bottom. Radiant manifold with balancing valves is the return manifold and it should be the one on top. Proper installation of a radiant heat manifold will guarantee the best system performance. Divide the total length of tubing by number of branches and you will have an average tubing run per circuit: 1200 / 4 = 300ft. Number 4 indicates that the radiant heat system requires a 4-branch radiant heat manifold set. If number has a decimal, round it up to the nearest value. Divide this number by recommended length per circuit: 1200 / 300 = 4. General recommended installation practices for radiant heating applications are:Ģ00-250ft for 3/8' PEX tubing per circuit.ģ00-350ft for 1/2' PEX tubing per circuit.Ĥ00-500ft for 5/8' PEX tubing per circuit.įor instance, a 900 sq ft area, with 1/2' PEX installed at 9' OC (On Center) spacing, will require approximately 1200ft of 1/2' tubing. To select a proper size radiant heat manifold, match the number of PEX tubing circuits (loops) in the system with the branch size of the manifold. These manifolds are suitable for a wide range of installations, including radiant heating in concrete slabs, subfloor staple-up systems, in-floor thin slab (gypsum) or panel systems, and many others. These packaged solutions contain all the essential components required to monitor, balance and service a radiant heating system without the need for complex piping or costly components. Hydroponic radiant floor heating systems are an excellent choice for heating concrete floors in basements. One of our newest product additions is the Radiant Floor Heat kits for do-it-yourself projects. This system is the most popular choice for bathrooms in VIC and TAS whereīathrooms are generally not screeded.Radiant heat manifolds are designed to simplify the installation process and reduce time and costs associated with installing a radiant floor heating, baseboard heating or snow melting system. Use these hydronic heating kits to heat up to 900 or 1000-1800 square feet of single-zone basement, garage, greenhouse, or home addition. NOTE where large heavy tiles are being used it isĪdvisable to first cover the mats with a thin levelling compound to protect them. The mats are 500mm wide and are easily installed by cutting the matting (NOT THE CABLE) and snaking the mat backwards and forwards filling in the area to be heated. The thin 3mm cables means that in many cases the tiler only has to use a little bit of extra adhesive. The cable mat is installed on the base surface and is then covered with the tile adhesive and tiles. Our under-tile floor heating kit is perfect for putting floor heating under tiles, where the floor is not going to be screeded. Danish manufactured cable means quality and reliability.No heat lamps means exhaust fans can be placed over showers.Touch Screen Display - vertical (portrait) orientation.

Radiant heating kits