it is a store rad,set the boost control in this weather to two,and the charge control to 3,leave the rad on all night,it heats the bricks up over night when the elect is cheap,and gives off heat during the day,so its wont cost
you a penny, to the heating power is controlled by the electricity comp,if you turn the spur unit on wall off it wont heat up[ the rad during the night
mm
December 2012