Central Heating Traditional Period Column Radiator with Towel Rail Crown Design. This radiator is manufactured using the finest materials and comes in an attractive Chrome and White finish. With outstanding heat output this radiator is ideal for heating towels as well as the bathroom.

Modern and minimalist Chrome Plated Radiator. Elegant and contemporary in appearance.

Quality and style is essential. 945mm Height X 500mm Wide.

Radiator Delta Ratings Explained, in Plain English. In order to quickly judge one radiator from another, you need to have a way to accurately compare them. But the problem is that the way you Calculate which matters because the temperature of the boiler supplying it affects the final BTU result.This means that manufacturers and shops (like us) all have to use the same assumed boiler temperature when calculating the output of a radiator so that it has real meaning. It would just be SILLY if there were multiple points of reference for boiler temperatures, right? Well, the problem is that there.

2 different assumed temperatures used: Delta 50 and Delta 60. So, if you have an input of 80 degrees and an output of 60 degrees, then this means that the average radiator temperature would be 70 degrees. Room Temperature' is an average accepted to be 20 degrees. So, you take that away and you're left with 50 degrees, or Delta T50. Delta T50 vs Delta T60 vs Delta T70. Delta T50 is what Europe has been using for a while, except in the UK, where we used Delta T60 until 2013. But now we use T50 too.Delta T50 is based on a much lower expected boiler temperature. Which is more in-line with modern insulation and a fear of global-warming-induced-apocalypse. Delta T50 has been officially in use for some time now.

T60 is still lingering around because this is an industry where change is relatively slow. Delta T70 is seen a lot less often and is generally only used by certain suppliers such as Reina. If you're given a BTU at Delta T70, it's usually best to convert this into T50 or T60 to make comparing heat outputs much simpler.

Converting Between Delta T50, T60, & T70. The conversion are as follows. If a radiator has a heat output of 5000 BTU at. T=60, to find the heat output at? T=50, you simply multiply the BTU by 0.789. So your equation would look like this. T=60) 0.789 = 3945 BTU. If you have a radiators with a heat output of 5000 BTU at. T=60, to find the heat output at? T=70, you multiply the BTU by 1.223. T=60) 1.223 = 6115 BTU. If you have a radiator with a heat output of 4200 BTU at. T=50, to find the heat output at? T=60, you need to multiply the BTU by 1.264. So your equation this time is.T=50) 1.264 = 5309 BTU.