

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.
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.
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.
Height | Type 11 | Type 21 | Type 22 | Type 33 | Centre distance | |
---|---|---|---|---|---|---|
(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.