The history of Zehnder steel radiators begins in 1930. Expanding his family business, Robert Zender decided to create a heater based on motorcycle cooling registers. The idea was a success, the design was patented. Zehnder Group products have been known on the Russian market for more than 15 years. The brand offers radiators, heated towel rails, cooling and ventilation systems. Classic and designer tubular radiators are made in Germany. Buyers get a reliable heater for the home or office.
Varieties of radiators zender
Zehnder steel radiators are created in accordance with modern aesthetic requirements of consumers. In the market for heating appliances, they are known for their stylish design, functionality and reliability. The manufacturer’s catalog contains several popular series:
Zehnder Charleston
Batteries are designed for indoor heating systems. Vertical design, protruding sections are rounded to prevent injuries. The classic series is made of round pipes. Their diameter is 25 mm, the thickness is 1.25 mm. Connection to the system is lateral. If necessary, the lower connection will require the installation of thermal valve. Completto model equipped with the necessary element is suitable for the consumer. Radiators are equipped with an integrated AV6 valve.
Turned models are horizontal pipe designs. They are designed for temperatures of 110 ° C and pressures up to 10 bar. The horizontal Zender radiator includes up to 12 sections. Products have vertical stiffeners on the back. Welded brackets for easy installation.
The Charleston Retrofit version is ideal for replacing old heaters. Dimensions of radiators are similar to cast-iron batteries, their center distance is 500 mm. Installation does not require welding.
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- Complete
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- Retrofit
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- Turned
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- Vertical model
Vertical models of the Charleston series are 1800 mm high. Batteries are placed on walls near doors or windows. Their colors include white and other shades of the RAL palette.
When choosing a model, knowledge of marking will help: the first digit indicates the number of pipes, the next three - the height of the product. For example, Charleston 3057 is a three-column model, height 566 mm. A series is presented by a large number of standard sizes.
Zehnder Excelsior
Design series with flat tubes welded to two manifolds. The battery Zender, which does not impede the passage of a large amount of daylight, is used in floor mounting on balconies with panoramic glazing. Zehnder high tubular radiators are installed as light-transmitting heating partitions. Models are single-row and two-row. With a height of 1800 mm they get stabilizing supports. The maximum size is up to 2.5 m. The distance between the sections is 30-60 mm. Excelsior battery operating pressure 5 bar. By a special order, products of reduced height, a special shape, withstanding a load of up to 8 bar are made.
Zehnder Runtal Arteplano
Thin rectangular panel radiators are designed for vertical and horizontal installation. Product Specifications:
- working pressure - 4.6 bar;
- coolant temperature - 80 ° C.
The surface of the batteries is absolutely smooth. They are presented in 60 coating options, including metallic.
Bench radiators
A series of unusual designs is characterized by a device above the metal structure of a wooden bench. Floor-mounted models have metal legs that provide reliable structural support. There are 3 battery options:
- Charleston Relax's signature product is sold with a plywood seat. Metal elements are arranged vertically.
- The Bank model is available without a bench, it is small in size, vertical, height is 430 mm.
- The Bank-radiator version is made with a horizontal pipe arrangement, sold without seating.
Products in the form of benches are installed in the halls of public buildings or private houses. This is a great option for relaxing after a cold street.
Zehnder Nova
Nova Series Zender Radiators consist of flat pipes with an oval cross-section. Due to their shape, a continuous panel is formed on the outside of the device. Models are single-row and double-row, they are equipped with a decorative cover and convection lamellas. Batteries are available in horizontal and vertical versions. They are designed for a pressure of 4.5 bar, a temperature of 120 ° C.
Scope of Zehnder heating radiators:
- apartments;
- frequent homes;
- medical and educational institutions;
- Offices
- shopping centers.
Additionally, devices of special design are offered. Buyers can order a model for high pressure, a special shape, galvanized. The main color of the product is white, but about 700 other coloring options are applied at the request of the customer.
Charleston Battery Specifications
Each radiator section consists of vertical steel tubes connected to the upper and lower collectors by laser welding. 5 models are available, from 2-column to 6-column. Depth of section is from 62 to 210 mm. With an increase in the number of elements in the section, the thermal power of the equipment increases. The main characteristics of the Zender batteries will help customers with a choice:
- height - 190-3000 mm;
- section length - 92-3000 mm;
- working pressure - 10 bar;
- maximum pressure - 15 bar;
- working temperature - 120 ° C.
The products are durable, have a solid structure. Reliability of painting guarantees the use of powder paint with a preliminary primer surface. When installing heaters in rooms with high humidity, it is recommended to choose galvanized models.
Mounting Features
Connecting radiators of the Zender brand is more than 35 ways of connection. The consumer can choose a lateral, lower or upper connection to the coolant pipe. Each option received an individual number. When ordering batteries on the manufacturer’s website, they indicate it to ensure proper connection to the heating system.
With lateral connection, the connection is organized on one side or diagonally. Bottom eyeliner provides more options. The connection of the inlet and outlet of the pipes is distributed at the edges, placed on one side or in the center.
When marking the installation site, the following intervals are taken into account:
- from the floor - 70-150 mm;
- from the windowsill - 50 mm or more;
- from the wall - 30-50 mm.
Mounting brackets are included with the radiator. The hanging area is marked in accordance with the rules. Drill holes for self-tapping screws fixing the fasteners. The accuracy of the placement of the brackets is checked by level. The final stage - hanging the radiator. The thermal fan integrated in the Charleston Completto model is installed at the top or bottom of the battery. After connecting the thermal head, it is ready to adjust the temperature in the room. In order not to damage the color, it is recommended to carry out installation work without removing the protective film. At the input and output of the connection, shut-off valves (valves) are installed.
Operating Rules:
- The coolant in the system is water or a non-freezing fluid.
- Radiators are compatible with steel, copper and plastic pipes.
- To prevent corrosion of the material, the batteries must be constantly filled with liquid.
- Heating appliances must not be operated in subzero temperatures. This leads to rupture of the structure.
- Water drainage is possible in an emergency and during preventive maintenance.
Care of radiators consists in cleaning the surface with a soft cloth moistened with soapy water.
The advantages of radiators zender
The popularity of tubular radiators is justified by their many advantages:
- The use of high-quality materials and laser welding ensure the reliability and durability of the structure.
- A significant area of tubular batteries contribute to the rapid and uniform heating of the room.
- Laconic design and durable coating make the radiators universal devices that fit into any interior.
- A variety of sizes, connection options and colors allows the buyer to choose the best model for their own heating system.
- The design features of the batteries make it possible to keep them clean.
- Convenient fastening complete with a radiator accelerates installation work.
The official representative office of Zehnder is located in Moscow, but you can buy heating appliances in many large cities of Russia.
