Sovereign 6 Tube Cast Iron Radiators 20"
Sovereign 6 Tube Cast Iron Radiators 20"
$695.00
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High Output in a Compact Form
The Sovereign 6-Tube 20" Cast Iron Radiator is the most compact option in the Sovereign 6-tube range—delivering impressive heat output in a lower height that’s perfect for placement beneath windows, in smaller rooms, or anywhere floor space is limited. With its bold profile and late-Victorian design, it brings both function and timeless character to any interior.
Each Sovereign radiator is cast from original 19th-century patterns and built to order using traditional methods. Available in any length and a wide selection of finishes—including painted colors, metallic shades, and hand-polished options—it’s designed to combine heritage beauty with long-lasting performance.
This model is fully compatible with both steam and hydronic (hot water) heating systems, giving you maximum flexibility no matter how your home is set up.
Fully assembled, rigorously pressure-tested, and backed by a 25-year guarantee, this radiator is built to deliver dependable performance for decades.
Call 212 814 6888 to customize or order your Sovereign 20" radiator today.
Product specifications
| BTU output (Delta 50) per section (Regular gas Boiler) | |
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| BTU output (Delta 30) per section (Heat pump) | |
| EDR sq ft (Equivalent Direct Radiation) | |
| Volume (gal) | |
| Weight (lb) | |
| Section Length (in) | |
| Height (in) |
Finishes and Lead Times
By default all of our cast iron radiators come in factory primer. Our lead times do vary throughout the year and depending upon the product finish chosen.
Painted Cast Iron Radiators
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We are able to paint radiators in any RAL colour, please contact us on 212 814 6888 to discuss your requirements.
Metallic Cast Iron Radiators
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Metallic polished radiators are priced based on size with larger radiators costing slightly more.
Powder Coated Cast Iron Radiators
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Powder coated radiators are priced based on size with larger radiators costing slightly more.
Hand Polished Cast Iron Radiators
Hand polishing cast iron radiators is a very time consuming process. Each section is individually polished with a series of bespoke polishing wheels.
We only polish the visible areas - the front, the top and on the end sections but not on the back which would be placed against the wall.
Branded Paint for Cast Iron Radiators
We are able to paint your cast iron radiators in any Farrow and Ball, Sanderson, Little Greene, Fired Earth or any other branded paint.
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| We also Stock the complete range of Farrow and Ball Colours | We also have access to the beautiful Heritage range of paints from Little Greene. |
Other paint colours are available and other RAL powder coat colours finished can be ordered.
If the colour you require is not above, please call us on 212 814 6888
Oversized Radiators
Our cast iron radiators are normally delivered via third-party pallet networks, using standard-sized pallets. For radiators that exceed these dimensions, we supply them in pre-assembled blocks along with the necessary assembly tools and clear, easy-to-follow instructions to ensure straightforward on-site assembly.
Full Specification Table
| Product Code | Sections | BTUs (ΔT=50) | BTUs (ΔT=30) | EDR (sq.ft) | Radiator Length (in) | Radiator Weight (lb) | Primer | Painted | Powder Coated | Metallic |
|---|---|---|---|---|---|---|---|---|---|---|
| S6C-510-1 | 1 | 321 | 163 | 2.06 | 1 | 16 | $28 | $34 | $46 | $53 |
| S6C-510-2 | 2 | 642 | 326 | 4.12 | 1 | 33 | $55 | $67 | $91 | $105 |
| S6C-510-3 | 3 | 963 | 489 | 6.18 | 1 | 49 | $83 | $101 | $137 | $158 |
| S6C-510-4 | 4 | 1284 | 652 | 8.24 | 1 | 65 | $110 | $134 | $182 | $210 |
| S6C-510-5 | 5 | 1605 | 815 | 10.3 | 1 | 82 | $138 | $168 | $228 | $263 |
| S6C-510-6 | 6 | 1926 | 978 | 12.36 | 1 | 98 | $165 | $201 | $273 | $315 |
| S6C-510-7 | 7 | 2247 | 1141 | 14.42 | 1 | 114 | $193 | $235 | $319 | $368 |
| S6C-510-8 | 8 | 2568 | 1304 | 16.48 | 1 | 130 | $220 | $268 | $364 | $420 |
| S6C-510-9 | 9 | 2889 | 1467 | 18.54 | 1 | 147 | $248 | $302 | $410 | $473 |
| S6C-510-10 | 10 | 3210 | 1630 | 20.6 | 1 | 163 | $275 | $335 | $455 | $525 |
| S6C-510-11 | 11 | 3531 | 1793 | 22.66 | 1 | 179 | $303 | $369 | $501 | $578 |
| S6C-510-12 | 12 | 3852 | 1956 | 24.72 | 1 | 196 | $330 | $402 | $546 | $630 |
| S6C-510-13 | 13 | 4173 | 2119 | 26.78 | 1 | 212 | $358 | $436 | $592 | $683 |
| S6C-510-14 | 14 | 4494 | 2282 | 28.84 | 1 | 228 | $385 | $469 | $637 | $735 |
| S6C-510-15 | 15 | 4815 | 2445 | 30.9 | 1 | 245 | $413 | $503 | $683 | $788 |
| S6C-510-16 | 16 | 5136 | 2608 | 32.96 | 1 | 261 | $440 | $536 | $728 | $840 |
| S6C-510-17 | 17 | 5457 | 2771 | 35.02 | 1 | 277 | $468 | $570 | $774 | $893 |
| S6C-510-18 | 18 | 5778 | 2934 | 37.08 | 1 | 293 | $495 | $603 | $819 | $945 |
| S6C-510-19 | 19 | 6099 | 3097 | 39.14 | 1 | 310 | $523 | $637 | $865 | $998 |
| S6C-510-20 | 20 | 6420 | 3260 | 41.2 | 1 | 326 | $550 | $670 | $910 | $1050 |