Potable Expansion Tanks

BigGuy® through Calefactio offers a wide variety of potable thermal expansion tank designs with fixed bladders and replaceable bladders that range in capacity from less than two gallons to over 500 gallons. Both ASME and Non ASME tanks are offered with various connection features.

FEATURES:

Both ASME and Non ASME tanks available
Water remains permanently separated from air.
Stainless steel connections
Conforms to NSF61 standards.
Air pre-charged to factory to 40 / 50 PSI
FTTE-C series promotes movement of water across tank to avoid water stagnation and prevents bacteria growth.

Model	Description	ASME	Connection	Gallons	Max Temperature	Max PSI
BFA Series	Fixed Bladder	ASME	Top	3.5-90	240° F	175/250/300
TXA Series	Replaceable Bladder	ASME	Bottom	10-528	240° F	175/250/300
FTTE-C Series	Replaceable Bladder	ASME	Flow through	23-211	240° F	150/200/250
HGTE Series	Fixed Bladder	Non ASME	Top	3.2-8	200° F	150 PSI
HGTV Series	Replaceable Bladder	Non ASME	Bottom	14-74	200° F	150 PSI
FTTE Series	No Bladder	Non ASME	Flow through	2.1-8	200° F	150 PSI