5 s0 V$ b0 r: S9 H, I/ h, n( b( @4 Lfor a townhouse, only two walls face outside. the heating fee is not that high. 0 F7 L8 H8 f2 N: R4 R9 U5 F4 `1100sq townhouse, in winter, the heating is around $150. water+waste water is about $60+ for a small family.