Alto Slim
Alto Slim
Technical details
Specification text
The Alto Slim is the ultimate design radiator for anyone preferring a sleek and masterly design.
The completely uniform front and recessed black side panels and upper grille give the radiator an unparalleled look. Its excellent finish and bi-colour design add extra class to your home, even if space is limited.
Product
the decorative vertical radiator with a centre connection and a smooth front panel and recessed black side panels
Finishing
completely smooth design with jointless recessed black side panels
Also supplied
wall brackets, ETA safety screws and plugs, screws, plugs, air vent, blind plugs and installation instructions
Connections
4 x ½” female connection (centre connection included)
Lugs
no lugs
Packaging
Every radiator is sturdily packaged with protective foam-filled bags, in high-quality cardboard and wrapped in plastic. The radiator’s characteristics are shown on the label: type – height – length.
Warranty
10 years, as long as the installation instructions have been followed and Henrad’s warranty conditions have been met.
Paint process
All radiators are degreased, phosphated, cataphoretically primed and powder-coated in Henrad white 9016 as standard.
Colours front panel
Henrad white 9016 + 35 different Henrad colours and about 200 RAL-colours are possible
Colour side panel
SN170 Black
Max. operating pressure
10 bar (tested to 13 bar)
Max. operating temperature
110 °C
Conformity
in accordance with EN442
Types
11 | 21 | 22
Heights
1.840 | 2.040 mm
Lengths
470 | 570 | 670 mm
Depths
73 | 96 | 119 mm
Heat output & dimensions
Type overview
|
Type 11 |
Type 21 | Type 22 | |||
|---|---|---|---|---|---|
| Height: 1840mm | |||||
| W | 2.133 | 3.060 | 3.690 | ||
| kg | 63 | 96 | 105,3 | ||
| l | 8,1 | 15,9 | 15,9 | ||
| m² | 9,86 | 13,58 | 29,9 | ||
| n | 1,3010 | 1,3041 | 1,3250 | ||
| Height: 2040 mm | |||||
| W | 2.298 | 3.270 | 3.960 | ||
| kg | 69,6 | 106,2 | 116,4 | ||
| l | 9 | 17,7 | 17,7 | ||
| m² | 12,15 | 16,2 | 37,74 | ||
| n | 1,2969 | 1,3006 | 1,3277 | ||
Calculation Factor per meter length radiator at 75/65/20 °C in accordance with EN442
Characteristic equation: ф = KM x ΔTn
Connections
Installation
Type 11
Type 21
Type 22
Type 11 - 22
Drill holes for the brackets
| H (mm) | T11 | T20-22 | ||||
| H2 | H3 | H4 | H2 | H3 | H4 | |
| 1840 | 160 | 830 | 1500 | 70 | 840 | 1610 |
| 2040 | 160 | 930 | 1700 | 70 | 940 | 1810 |
Distance between the centre of the radiator and the bracket
| L (mm) | T11 | T20-22 |
| B | B | |
| 470 | 80 | 110 |
| 570 | 130 | 160 |
| 670 | 180 | 210 |
Centre distance
| L | LH |
| Centre distance | |
| 470 | 344 |
| 570 | 444 |
| 670 | 544 |