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Flexcon Industries H2 Pro - 62 Gallon Hydronic Heating Expansion Tank - Vertical Floor Mount The SXHT Series Designed for larger systems, these tanks utilize Flexcons patented double diaphragm design. Like the HTX tanks, the diaphragm is constructed of 100% butyl rubber. Butyl rubber is the material of choice for American heating systems as it offers low permeability rates at higher temperatures. Our oversized diaphragm maximizes tank drawdown, and minimizes wear. This design virtually eliminates diaphragm stretch, which enhances longevity. Quick Spec:
 Specifications |