I just had a few cast iron radiators sand blasted and I was all set to paint them. Stupidly I left them out on my deck this morning with the intention of spray painting them when I got home from work.

We have a typical one family brick Row House (18×45 with three floors: parlor, 2nd and 3rd with two rooms on each of the upper levels) with a hot water system. Is it better to keep the house as one ...