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Benefits
Planar 8
Decorative valve radiator with a flat front and 8 connections
The Planar 8 is with a flat front, perfectly fitting side panels and upper grille a decorative radiator with a timeless design. Furthermore you have, thanks to the 4 side- and 4 bottom connections, a variety of connection possibilities. This makes the Planar 8 easy to install and applicable in about every situation. Moreover, with the centre connection, it offers a uniform wall distance of 65 mm for all types.
This radiator comes with all parts required to mount the radiator.
Why choose a Stelrad Planar 8 radiator?
- Universal and flexible
- Depending on the specific situation you select 1 out of 8 connection possibilities
- For each new build project
- Renovate while maintaining existing piping
- The most comprehensive selection of available sizes
- Decorative flat front
- Including VDI-brackets (Type Monclac)
- Preset adjustable thermostatic valve insert
- Available in over 200 colours
3D Animation
Discover the Stelrad Planar 8 in 3D
Click and hold the left mouse button, then drag to rotate the radiator. Scroll to zoom in or out.
Image gallery
Image gallery
Choose your colour
Choose your colour
Warmth is essential for creating a cosy home. As is an interior that you feel good in. With Stelrad you can now opt for colourful warmth.
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| NT110 Papyrus white |
NT120 Pearl white |
NT130 Champagne |
NT140 Beige |
NT160 Pebble grey |
NT170 Quartz grey |
NT180 Soft black |
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| ML110 Dove grey |
ML120 Titanium grey |
ML134 Blue grey |
ML140 Granite |
ML150 Cappuccino |
ML160 Terra brown |
ML170 Graphite black |
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| SN110 Cream white |
SN120 Cream |
SN130 Mocca |
SN140 Bordeaux |
SN150 Sepia |
SN160 Pale blue |
SN170 Black |
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| A1004 Golden yellow |
A2003 Pastel orange |
A3002 Carmine red |
A5002 Ultramarine blue |
A6018 Yellow green |
A7001 Silver grey |
A7011 Iron grey |
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| A7016 Antracite grey |
A7030 Stone grey |
A7035 Light grey |
A8017 Chocolate brown |
A9003 Signal white |
A9005 Jet black |
A9010 Pure white |
The above colour palette can be further expanded with a multitude of RAL colours. The colours depicted are indicative only.
Accessories
Accessories
Stelrad Eclipse thermostatic insert
Towel bar – chrome
Chrome magnetic towel rail 
Stelrad thermostatic head
Double connection fitting – Straight, without drain-off facility
Double connection fitting – Straight, with drain-off facility
Double connection fitting – Angled, without drain-off facility
Double connection fitting – Angled, with drain-off facility
Drain nipple
Technical details
Technical details
The Planar 8 is with a flat front, perfectly fitting side panels and upper grille a decorative radiator with a timeless design. Furthermore you have, thanks to the 4 side- and 4 bottom connections, a variety of connection possibilities. This makes the Planar 8 easy to install and applicable in about every situation. In addition, it offers a uniform wall distance of 65 mm for all types at the center connection.
| • Product: | decorative valve radiator with a flat front and 8 connections |
| • Finishing: | decorative flat front, upper grille and side panels |
| • Pre-installed: | preset valve insert, air vent and blind plugs |
| • Valve insert: | The integrated adjustable valve insert (without thermostatic head) is factory-fit on the right side of the radiator, tested in accordance with EN215 and compatible with thermostatic heads M30 x 1,5 mm. The thermostatic valve insert is factory-set in relation to the size of the radiator. This presetting ensures optimum throughput in the radiator. Factory setting for two-pipe systems, also suitable for one-pipe systems (as long as the valve insert is adjusted to position 8). |
| • Also supplied: | Monclac brackets with anti-lift (VDI compliant when used in combination with included anti-slide clips), screws, plugs and installation instructions |
| • Connections: | 4 x ¾” male Eurocone bottom connection (2 x centre and 2 x lateral)and 4 x ½” female side connection. Uniform wall distance of 65 mm for all types at the center connection. Left-hand version of types 21-33 available on request. This changes the distances between the connections and the wall for types 22 and 33. |
| • Lugs: | Type 11 is equipped with 2 pairs of mounting lugs up to 1.600 mm and 3 pairs from 1.800 mm |
| • 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 Stelrad’s warranty conditions have been met. |
| • Paint process: | All radiators are degreased, phosphated, cataphoretically primed and powder-coated in Stelrad white 9016 as standard. |
| • Colours: | Stelrad white 9016 + 35 different Stelrad colours and about 200 RAL-colours are possible |
| • Max. operating pressure: | 10 bar (tested to 13 bar) |
| • Max. operating temperature: | 110 °C |
| • Conformity: | in accordance with EN442 |
| • Quality assurance: | NF |
| • Types: | 11 | 21 | 22 | 33 |
| • Heights: | 300 | 400 | 500 | 600 | 700 | 900 mm |
| • Lengths: | 400 – 3.000 mm |
| • Depths: | 63 | 79 | 102 | 160 mm |
| • Download: |  |
| Height | Type 11 | Type 21 | Type 22 | Type 33 | Centre distance | |
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| (mm) | (mm) | |||||
| 300 | W | 469 | 706 | 929 | 1346 | 250 |
| kg | 11,88 | 16,86 | 19,6 | 28,00 | ||
| l | 1,89 | 3,70 | 3,70 | 5,40 | ||
| m² | 2,09 | 2,44 | 3,51 | 5,26 | ||
| n | 1,3013 | 1,3161 | 1,2958 | 1,3122 | ||
| 400 | W | 626 | 889 | 1177 | 1690 | 350 |
| kg | 16,13 | 22,87 | 26,40 | 38,13 | ||
| l | 2,34 | 4,67 | 4,67 | 6,87 | ||
| m² | 2,95 | 3,37 | 4,92 | 7,38 | ||
| n | 1,2914 | 1,3184 | 1,3041 | 1,3224 | ||
| 500 | W | 774 | 1062 | 1411 | 2017 | 450 |
| kg | 20,39 | 28,89 | 33,20 | 48,27 | ||
| l | 2,80 | 5,63 | 5,63 | 8,33 | ||
| m² | 3,80 | 4,31 | 6,33 | 9,49 | ||
| n | 1,2815 | 1,3206 | 1,3123 | 1,3325 | ||
| 600 | W | 911 | 1227 | 1634 | 2332 | 550 |
| kg | 24,65 | 34,90 | 40 | 58,40 | ||
| l | 3,25 | 6,60 | 6,60 | 9,80 | ||
| m² | 4,66 | 5,24 | 7,74 | 11,61 | ||
| n | 1,2716 | 1,3229 | 1,3206 | 1,3427 | ||
| 700 | W | 1038 | 1387 | 1848 | 2637 | 650 |
| kg | 28,91 | 40,91 | 46,80 | 68,53 | ||
| l | 3,77 | 7,63 | 7,63 | 11,37 | ||
| m² | 5,51 | 6,18 | 9,15 | 13,72 | ||
| n | 1,2782 | 1,32 | 1,3319 | 1,3434 | ||
| 900 | W | 1260 | 1690 | 2251 | 3225 | 850 |
| kg | 37,43 | 52,94 | 60,40 | 88,80 | ||
| l | 4,80 | 9,70 | 9,70 | 14,50 | ||
| m² | 7,22 | 8,05 | 11,97 | 17,96 | ||
| n | 1,2914 | 1,3143 | 1,3544 | 1,3449 |
Calculation Factor per meter length radiator at 75/65/20 °C in accordance with EN442
Characteristic equation: ф = KM x ΔTn
When connecting as a valve radiator:
| LEFT VERSION | RIGHT VERSION |
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When connecting as a compact radiator:
- the valve insert has to be removed
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* = a reduction in heat output will occur when combining low temperature heating with a high temperature difference between inlet and outlet.
Lug positions
TYPE 11 |
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Installation
| TYPE 11 | TYPE 21 | TYPE 22 | TYPE 33 | TYPE 22(Left) | TYPE 33(Left) |
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* centre connection only
Connection dimensions
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| L = Length of the radiator | |