Buttons on the pad are easy to use with their functions marked. Compatible with all H & H FD series and universal H & H FD series low NOx heaters, for example H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP.
eBay