Was 3/4" steel pipe allowed back in the day? What year? Pre 1975? _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum
- 3/4" steel pipe Lorrie Dierdorff
- RE: 3/4" steel pipe art
- Re: 3/4" steel pipe Joe Hankins
