-Manufacturer: Watts
-Website: Here is the direct link to buy this item.
-Specifics: Watts ET-15 Non-Potable Water Expansion Tank (0067401) Watts ET-30 Non-Potable Water Expansion Tank (0067411) is for use in commercial and residential closed loop hydronic heating system piping to control the thermal expansion of hot water and maintain system pressure below the relief setting [...]
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