, through dryer vents and up into the attic. and don't forget the plumbing pipes hiding in bathroom cabinets and utility sinks. a recent study showed that sealing pipe penetrations under the sink can save homeowners an average of $45 a year on energy bills. 1 1in this study conducted by dow and d.r....
with new copper piping by 2020. the u.s. water infrastructure continues to age each year. over time, with aging pipes, the threat of lead contamination increases. copper's unique characteristics make it an ideal replacement material....