RONSEAL QUICK DRY RADIATOR SPRAY PAINT Ronseal Quick Dry Radiator Paint will give your radiators a tough, heat resistant finish. It's quick because it's a spray, but you will need 2 or 3 coats to make sure you get enough on. PRODUCT DETAILS No need to use a primer Recoat in 30 minutes Heat resistant 2 or 3 coats needed