If your using food grade additive it should be allowed down the sewer (NOT STORM) drainage for treatment at the sewage disposal facility. If it's not a food grade, ask your local State Hazardous materials office, or dept of health.
Thom McMahon, SET Firetech, Inc. 2560 Copper Ridge Dr P.O. Box 882136 Steamboat Springs, CO 80488 Tel: 970-879-7952 Fax: 970-879-7926 -----Original Message----- From: [email protected] [mailto:[email protected]] On Behalf Of [email protected] Sent: Friday, July 31, 2009 10:04 AM To: [email protected] Subject: Disposal of propylene glycol, glycerin, etc. Does anyone know of the proper, approved procedure for disposal of propylene glycol or glycerin in fire sprinkler systems? For example, if you need to re-charge an anti-freeze loop, how should the existing anti-freeze in the system be disposed? Thank you. _______________________________________________ Sprinklerforum mailing list http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field) _______________________________________________ Sprinklerforum mailing list http://lists.firesprinkler.org/mailman/listinfo/sprinklerforum For Technical Assistance, send an email to: [email protected] To Unsubscribe, send an email to:[email protected] (Put the word unsubscribe in the subject field)
