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Kartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU

In stock
SKU
ASP60-145SW
£274.80

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Call an heating expert on 01282 429061

Key Features

More Information
Manufacturer Kartell UK Ltd
Manufacturer Warranty 5 Years (T&C’s Apply)
Weight 17.28
Orientation Horizontal Orientation
Panel Type Single Panel Radiator
Colour White
Height 600 mm
Width 1440 mm
Heat Output BTU 4227
Radiator Pipe Centres (mm) (Plus Valves) 1440
Radiator Wall To Pipe Centres (mm) 40
Radiator Colour White
Model Aspen White Horizontal Single
Brand K-Rad Designer Range
Fuel Type Central Heating
Width (mm) 1440
Depth (mm) 55
Height (mm) 600
Manufacturer Part No ASP60-145SW

Product Details

Home > Radiators > Designer Radiators > Horizontal Radiators > Kartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU

Kartell K-Rad Aspen — 600 x 1440mm Horizontal Single White Designer Radiator

Kartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU

A single panel horizontal designer radiator in gloss white. 600mm high, 1440mm wide, 55mm deep, delivering 4,227 BTU at Delta T60. 1440mm pipe centres. 5 year Kartell UK guarantee. All fixings included.

4,227 BTU at Delta T60 1,239W 5 Year Guarantee Gloss White Single Panel 600 x 1440mm SKU: ASP60-145SW EAN: 5055681407575
4,227
BTU Delta T60
1,239W
Watts
600
Height mm
1440
Width mm
55
Depth mm
5yr
Guarantee
The Kartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU delivers 4,227 BTU (1239W) at Delta T60 from a slim 55mm single panel profile. At 600mm high it fits neatly under standard window sills. The 1440mm width and 55mm depth make it one of the most compact horizontal radiators available at this output — ideal for living rooms, hallways and bedrooms. SKU: ASP60-145SW. EAN: 5055681407575. 5-year Kartell UK guarantee.
The Kartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU delivers 4,227 BTU (1,239W) at Delta T60 from a 55mm depth. 1440mm pipe centres, 51mm wall to pipe centres. Gloss white finish. All wall fixings included. 5 year Kartell UK manufacturer guarantee.
Free Delivery Over £500
5 Year Guarantee
All Fixings Included
UK Stock
55mm Profile
Why choose the Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU?
1

4,227 BTU Confirmed Output

Verified from Kartell UK directly. 3500-4999 BTU — suitable for medium rooms. Use the BTU Calculator tab to confirm.

2

1440mm Wide — 55mm Deep

1440mm pipe centres, 51mm wall to pipe centres. Wide format maximises heat output per wall. 55mm single panel depth.

3

Single Panel — Slim 55mm Profile

At 55mm deep, this single panel sits close to the wall — one of the slimmest profiles available for a designer horizontal radiator.

4

Gloss White — Timeless Finish

Classic gloss white suits all interior styles. Matches standard UK radiator valves for a seamless finish. Compatible with most central heating systems.

5

Oval Tube Designer Construction

Greater surface area than round tubes for more efficient heat transfer. Premium aesthetic over standard flat panel radiators.

6

5 Year Kartell UK Guarantee

Weighing 17.28kg. All wall brackets, fixing screws, wall plugs, air vent and blanking plug included. Pressure tested to 7.8 bar. Registered with Kartell UK.

Full Technical Specification
SpecificationDetail
Product NameKartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU
SKU / Kartell CodeASP60-145SW
EAN / GTIN5055681407575
Height600mm
Width1440mm
Depth (Wall Projection)55mm
OrientationHorizontal
Colour / FinishGloss White
MaterialMild Steel
StyleSingle Panel — Oval Tube Designer
BTU Output (Delta T60)4,227 BTU
Watt Output (Delta T60)1,239W
Fuel TypeCentral heating — gas, oil, or electric
Pipe Centres (Tapping Centres)1440mm
Wall to Pipe Centres51mm
Valve Connection1/2 inch BSP
Empty Weight17.28 kg
Max Working Pressure7.8 bar
Fixings SuppliedYes — all fixings included
Manufacturer Guarantee5 years — Kartell UK
ValvesNot included — sold separately (see Valves tab)
Need a different output?
If your room needs more heat, the double panel version (same width) delivers approximately 7,820 BTU from the same wall width. View our full Aspen horizontal range.
Is this radiator powerful enough for your room?
Kartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU — 4,227 BTU at ΔT60
At 4,227 BTU this radiator suits medium rooms. Enter your room details below to confirm.
Free BTU Calculator
Enter your room dimensions — we will calculate your exact heat requirement.
Your exact room heat requirement:

Understanding Delta T60: All BTU figures quoted at Delta T60 — the European standard assuming mean water temperature 60°C above room temperature.

How to install a horizontal designer radiator — video guide

Professional installation by a Gas Safe registered engineer is strongly recommended for all connections to gas central heating systems.

Pipe Centres (Tapping Centres)1440mm
Wall to Pipe Centres51mm
Wall Projection55mm
Height600mm
Valve Connection1/2 inch BSP — angled, straight, or corner valves
Max Working Pressure7.8 bar
Compatible SystemsSealed and open vented — gas, oil, electric, heat pump
Fixings SuppliedYes — wall brackets, screws, plugs, air vent, blanking plug
Which radiator valves do I need?

Valves are not included and must be purchased separately. For this gloss white radiator we recommend White TRV valves. Select your pipework type below.

Angled White Radiator Valves

When to use: Pipework rises vertically from the floor to the side connections. Most common UK installation type.

Straight White Radiator Valves

When to use: Pipework rises directly from the floor in a straight vertical line to the bottom tappings.

Corner White Radiator Valves

When to use: Pipework comes horizontally out of the wall to the side connections of the radiator.

Frequently Asked Questions — Kartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU
The tapping/pipe centres are 1440mm, with a wall to pipe centres measurement of 51mm. Always check your existing pipe positions before ordering.
Yes — the Aspen range carries a 5 year manufacturer guarantee from Kartell UK, covering all manufacturing defects from the date of purchase. Pressure tested to 7.8 bar.
Valves are not included. For this gloss white radiator we recommend White TRV valves. Choose Angled (most common), Straight or Corner depending on your pipework. See the Valves tab for direct links.
This single panel radiator projects 55mm from the wall. At 55mm deep this is one of the slimmest horizontal designer radiators available.
Yes — compatible with all standard UK central heating systems including gas combi, gas system, oil-fired, electric and heat pump. Sealed and open vented systems. Max working pressure 7.8 bar.

Looking for a 600mm high 1440mm wide single white horizontal radiator? The Kartell K-Rad Aspen Horizontal Radiator 600 x 1440mm White Single — 4,227 BTU (ASP60-145SW) is confirmed from Kartell UK. Also found via: 600 x 1440mm single white horizontal radiator UK, 600 x 1450mm single white radiator, Kartell Aspen 1440 single white horizontal, ASP60-145SW, 4,227 BTU horizontal single white radiator, single panel white horizontal radiator 600mm high 1440mm wide, EAN 5055681407575.

Delivery Information
Free DeliveryFree express delivery on all orders over £500 to UK mainland addresses
Standard DeliveryCharged on orders under £500 — calculated at checkout
Delivery AreaUK mainland only. We do not deliver to Northern Ireland, Scottish Highlands, Channel Islands or overseas
Lead TimeMaximum 14 working days from order. Call 01282 429061 to confirm availability
Finance OptionsSpread the cost with Klarna or Clearpay — available at checkout
Returns Policy
Returns Window14 days from receipt of goods
Return PostageCost of returning goods is borne by the customer. Original delivery charges are non-refundable
Restocking ChargeA 25% restocking charge may apply to non-faulty returns
ConditionItems must be unused and in original, unopened packaging
Faulty ItemsConfirmed faulty = 100% of original product value credited
Guarantee5 year Kartell UK manufacturer guarantee against manufacturing defects
Need help?
Call 01282 429061 Mon–Fri or see our full Terms & Conditions.