Key Features

  • Modern White Finish

    The glossy white gloss finish gives this radiator a clean, contemporary look that suits a wide range of interiors

  • Strong Heat Output

    With a heat output of 2558 BTUs, it helps warm your room quickly and efficiently

  • Space-Saving Design

    The horizontal 800mm x 500mm format makes smart use of wall space without compromising on performance

  • Built to Last

    Made from high-quality mild steel and backed by a 10-year guarantee for added peace of mind

  • Easy to Fit

    Supplied with fittings, so installation is straightforward and convenient

  • Kompact Style

    Part of the K-Flat Kompact range, it combines a neat square profile with practical everyday heating

Description

Bring a clean, modern finish to your room with the Kartell K-Flat Kompact Type 11 radiator. Its glossy white surface and sleek horizontal design make it a smart choice for anyone wanting reliable heating with a neat, understated look.

Measuring 800mm wide by 500mm high, this radiator is a great option when you want strong performance without taking up too much wall space. The slim 56mm depth helps it sit neatly against the wall, making it a practical addition to busy family homes, bathrooms, and living spaces alike.

Made from high-quality mild steel, it’s designed for dependable everyday use and works with central heating systems. With a heat output of 2558 BTUs, it delivers plenty of warmth to help keep your room comfortable throughout the colder months.

The horizontal layout is ideal for maximising available wall space, while the single panel and single convector design helps provide efficient heat distribution. It also comes supplied with fittings, making installation that bit easier.

Finished with a 10-year guarantee, this radiator gives you confidence in both its quality and its long-term performance. It’s a simple, stylish way to add warmth and a polished look to your home.

Specifications

width 800mm
height 500mm
depth 56mm
item collection Kompact
heat source Central Heating
fittings supplied Yes
heating item type Radiator
item colour White
item guarantee 10 Years
item mounting method Brackets and Plumbing
item mounting type Wall Mounted
item depth 56mm
item orientation Horizontal
item material Mild Steel
item finish Gloss
item range K-Flat
item shape Square
item style Modern
item weight 11.5kg
number of panels 17
packaged item weight 12kg
packaged item height 76mm
packaged item width 530mm
valves required Yes

Kartell K-Flat Kompact Type 11 White 500mm x 800mm Single Panel with Single Convector Horizontal Radiator - KS508F

£207.95
Dispatching from 19th Dec 2026
Buy now, pay later
BTU: British Thermal Units - the amount of heat this radiator gives out per hour. The higher the BTU, the larger the room it can heat.
2558
Pipe Centres: The approximate distance between the centres of the two pipe connections, to help you check it fits your existing pipework.
445mm (approx)
Adding To Basket… The item has been added

* Pre-order - this item will ship when in stock