I'm digging through coupling data sheets and I'm seeing that most are listed for use in wet and dry systems even when they do not have the gap seal. Is there a requirement for using gaskets that have this gap seal gasket or is it more of a best practice thing?
Taylor Schumacher _______________________________________________ Sprinklerforum mailing list Sprinklerforum@lists.firesprinkler.org http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
