Not a gret idea. , w* l8 I w, v! T" q1 m' d3 Z9 D* Z% d9 p- a# |
Hot water has went through all your home's internal pipes whereas cold water comes "direct" from your local reservoir. Which should be pretty safe.1 P. G* y( c+ T7 Q
# w) j2 i; J$ N. y7 k, b/ wBeside,furnace hot water coil is made of metal. Some of it will come into the hot water.