{"product_id":"resideo-tk300-15-u-1-2-external-npt-heating-expansion-tank-2-0-gallon-tk300-15","title":"Resideo TK300-15\/U 1\/2\" External NPT Heating Expansion Tank (2.0 Gallon), TK300-15","description":"Honeywell Expansion Tanks absorb hot water expansion in closed heating systems. They are equipped with butyl diaphragms to separate the air from the system water. Pre-pressurized, the tank keeps fluids circulating and maintains minimum pressure.\u003cbr\u003e\u003cbr\u003e\r\n\r\n\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003e\u003cul\u003e\r\n\u003cli\u003eButyl\/EPDM diaphragm- 9 times better than natural rubber\r\n\u003c\/li\u003e\n\u003cli\u003eDeep-drawn steel tank\r\n\u003c\/li\u003e\n\u003cli\u003eControls system pressure\r\n\u003c\/li\u003e\n\u003cli\u003eAir-tight cushion-factory pre-charged to 12 psig and 100% tested\u003c\/li\u003e\n\u003c\/ul\u003e\r\n\r\n\u003cbr\u003e\r\n\r\n\u003cb\u003eSpecifications:\u003c\/b\u003e\u003cbr\u003e\u003cul\u003e\r\n\u003cli\u003eHazmat Information: UN 1956 COMPRESSED GAS, N.O.S.,(air with up to 15% helium), 2.2\r\n\u003c\/li\u003e\n\u003cli\u003eVolume (gal):  2.0 gal\r\n\u003c\/li\u003e\n\u003cli\u003eMaximum Acceptance Volume (gal):  1.0 gal\r\n\u003c\/li\u003e\n\u003cli\u003eConnection Size (in.): 1\/2\"\r\n\u003c\/li\u003e\n\u003cli\u003eMaximum Safe Operating Pressure (psi): 100 psi\r\n\u003c\/li\u003e\n\u003cli\u003eDiameter (in.) : 8\"\r\n\u003c\/li\u003e\n\u003cli\u003eHeight (in.): 12-5\/8\"\r\n\u003c\/li\u003e\n\u003cli\u003eConnection Type: Male NPT\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Resideo","offers":[{"title":"Default Title","offer_id":53777505779936,"sku":"TK300-15\/U","price":89.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0653\/7186\/5312\/files\/226999738.png?v=1785764341","url":"https:\/\/thefirealarmsupplier.com\/products\/resideo-tk300-15-u-1-2-external-npt-heating-expansion-tank-2-0-gallon-tk300-15","provider":"The Fire Alarm Supplier","version":"1.0","type":"link"}