Stainless Steel radiators are quite simply the best. Stainless Steel is strong, it doesn’t rust and it can take all hot water systems. IT can be slightly more expensive but the reasons above are why it does and although most come with a 5- or 10-year guarantee, they might as well come with a lifetime guarantee as they will likely last longer than you or I! Stainless Steel Designer Radiators are corrosion resistant, are tested to extreme temperatures