George made a good observation that a grooved coupling inside the building will make unscrewing a projecting wall-mount type FDC more difficult to remove. Try to unscrew it and the 4" pipe will likely rotate at the grooved coupling.
Ed Kramer Littleton, CO _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum To Unsubscribe, send an email to:[EMAIL PROTECTED] (Put the word unsubscribe in the subject field)
