Alto
Alto
Technical details
Product sheet
Specification text
You only have limited space to fit a radiator? The Alto is the solution. This vertical radiator takes up a minimum of space and optimally heats the cold air next to large window sections in the kitchen or entrance hall.
Product
the vertical panel radiator with a centre connection
Finishing
side panels (only for types 11, 20, 21 and 22)
Also supplied
VDI brackets, ETA safety screws and plugs, screws, plugs, air vent, blind plugs and installation instructions
Connections
4 x ½” female (centre connection included). Types 20, 21 and 22 are reversible (front/back). This reversibility implies reversing supply and return.
Lugs
no lugs
Packaging
Every radiator is sturdily packaged 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
Henrad white 9016 + 35 different Henrad colours and about 200 RAL-colours are possible
Heat cost allocator
Suitable for heat cost allocators, both electronic and according to the evaporation principle (covered by the norm of EN834 & EN835).
Max. operating pressure
10 bar (tested to 13 bar)
Max. operating temperature
110 °C
Conformity
in accordance with EN442
Quality assurance
NF
Types
10 | 11 | 20 | 21 | 22
Heights
1.600 | 1.800 | 2.000 | 2.200 mm
Lengths
300 | 400 | 500 | 600 | 700 mm
Depths
47 | 47 | 77 | 77 | 100 mm
Heat output & dimensions
Type overview
| Type 10 | Type 11 | Type 20 | Type 21 | Type 22 | |
|---|---|---|---|---|---|
| Height: 1600 mm | |||||
| W | 1.677 | 2.157 | 2.592 | 3.030 | 3.630 |
| kg | 30,9 | 42,9 | 63,3 | 71,1 | 80,7 |
| l | 7,2 | 7,2 | 14,4 | 14,1 | 14,1 |
| m² | 3,67 | 9,4 | 7,33 | 12,66 | 28,99 |
| n | 1,2748 | 1,3361 | 1,3202 | 1,3235 | 1,3276 |
| Height: 1800 mm | |||||
| W | 1.863 | 2.379 | 2.865 | 3.330 | 3.960 |
| kg | 34,5 | 48,3 | 71,1 | 80,1 | 88,8 |
| l | 8,4 | 8,4 | 16,2 | 16,5 | 16,2 |
| m² | 4,13 | 9,86 | 8,25 | 13,58 | 29,9 |
| n | 1,2892 | 1,3320 | 1,3135 | 1,3263 | 1,3310 |
| Height: 2000 mm | |||||
| W | 2.058 | 2.595 | 3.120 | 3.600 | 4.290 |
| kg | 38,1 | 53,7 | 78,6 | 89,1 | 96,6 |
| l | 9,3 | 9,3 | 18 | 18,6 | 18 |
| m² | 4,59 | 12,15 | 9,17 | 16,2 | 37,74 |
| n | 1,3037 | 1,3278 | 1,3068 | 1,3292 | 1,3344 |
| Height: 2200 mm | |||||
| W | 2.265 | 2.802 | 3.390 | 3.870 | 4.620 |
| kg | 42 | 57,9 | 87,6 | 98,4 | 108,9 |
| l | 10,2 | 10,2 | 20,1 | 20,1 | 20,1 |
| m² | 5,04 | 12,61 | 10,09 | 17,11 | 38,66 |
| n | 1,3182 | 1,3237 | 1,3000 | 1,3320 | 1,3379 |
Calculation Factor per meter length radiator at 75/65/20 °C in accordance with EN442
Characteristic equation: ф = KM x ΔTn
Connection possibilities
Types 10 | 11 | 20 | 21 | 22
Types 20 | 21 | 22
(*) With a top connection, the radiator must be vented on both the supply and return sides. Top connection allowed provided there is a temperature difference between flow and return of maximum 20°C.
Installation
Type 10
Type 11
Type 20-21
Type 22
Drill holes and distances
Type 10
Type 11-22
Drill holes for the brackets
| H (mm) | T10 | T11 | T20-22 | ||||||
| H2 | H3 | H4 | H2 | H3 | H4 | H2 | H3 | H4 | |
| 1600 | 170 | 270 | 1500 | 160 | 730 | 1300 | 70 | 740 | 1410 |
| 1800 | 170 | 270 | 1700 | 160 | 830 | 1500 | 70 | 840 | 1610 |
| 2000 | 170 | 270 | 1900 | 160 | 930 | 1700 | 70 | 940 | 1810 |
| 2200 | 170 | 270 | 2100 | 160 | 1030 | 1900 | 70 | 1040 | 2010 |
Distance between the centre of the radiator and the bracket
| L (mm) | T10 | T11 | T20-22 | |
| A | B | B | B | |
| 300 | 45 | 75 | 50 | 60 |
| 400 | 95 | 125 | 80 | 110 |
| 500 | 145 | 175 | 130 | 160 |
| 600 | 195 | 225 | 180 | 210 |
| 700 | 245 | 275 | 230 | 260 |