Dimplex has reached a landmark in customer support, having recently produced its 30,000th heating design, the heating company says. The milestone project, created for Bellway Homes Yorkshire, was marked with a donation to Martin House Children's Hospice, the housebuilder's chosen charity. For the 44 apartments in Leeds, Dimplex chose an electric heating scheme. Mark Bray, technical director at Bellway Homes, …