Q. I wrote to you recently about the gauge weight of 6-inch commercial gutters. As I write this, the crew is installing them, but another issue has arisen. All the work I mention is being done through ...

Q: When I had a new roof installed, the roofers lined up the shingles with the edge of the metal drip edge instead of overlapping the drip edge by one-quarter inch in the standard fashion. As a result ...