Lennox International Inc GWB9-100IH-2, GWB9-075IH-2, GWB9-050IH-2 Antifreeze Products

System and Operating Precautions

Applies to ALL Aluminum High Efficiency Gas-Fired Water Boilers

Table 11 - Antifreeze Products

Compatible Aluminum Antifreeze & Inhibitor Suppliers

	Noble Company
	P. O. Box 350
Noburst AL Antifreeze	Grand Haven, MI 49417
	www.noblecompany.com
	Tel:	800-878-5788
	Fax: 231-799-8850
	Rhomar Water Management, Inc.
Rhogard Antifreeze &	P. O. Box 229
	Springfield, MO 65801
Pro-Tek 922 Inhibitor*	www.rhomarwater.com
	Tel:	800-543-5975
	Fax:	417-862-6410

*Pro-Tek 922 Inhibitor may be used to adjust the pH level of the hydronic system, but on occasion may not resolve the pH issue. In these cases, flush the system and refill with untreated water and antifreeze suitable for aluminum heat exchangers, as listed in this supplement.

	Hydronic Agencies, Ltd.
	(Fernox North Distributor)
	15363 117 Avenue
	Edmonton, AB T5M 3X4
Alphi-11	Canada
	www.hydronicagencies.com
	Tel:	780-452-8661
	Fax: 780-488-2304
	Fernox
	www.fernox.com
	Interstate Chemical
	2797 Freedland Road
Intercool NFP-30,40,50 AA	P.O. Box 1600
Intercool RPH-15*	Hermitage, PA 16148-0600
	www.interstatechemical.com
	Tel: 800-422-2436
	Fax: 724-981-8383
	Hercules Chemical Company, Inc.
	111 South Street
Hercules cryo-tek™-100/Al	Passaic, NJ 07055
	www.herchem.com
	Tel: 800-221-9330
	Fax: 800-333-3456

*This product may be used to adjust pH level of hydronic system, but on occasion may not resolve pH issue. In these cases it is recommended to flush system and refill with untreated water and new boiler manufacturer approved antifreeze suitable for Aluminum heat exchangers.

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