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Item ID
TK300-30
Description
Heating Expansion Tank 4.4 Gallon, 1/2" Male NPT, Steel Shell; Heavy Duty Butyl Diaphragm Material, 240 F Maximum Operating Temperature, 100 PSI Safe Operating Pressure
Manufacture
Honeywell
Item Desc
HONEYWELL EXPANSION TANK 4.4 GALLON
Connection Size
1/2"
Connection Type
Male NPT
Diameter
11"
Hazmat Information
UN 1956 COMPRESSED GAS, N.O.S.,(air with up to 15% helium), 2.2
Height
15-1/2"
Material
Steel shell; Heavy duty Butyl diaphragm
Maximum Acceptance Volume
2.5 gal
Maximum Safe Operating Pressure
100 psi
Operating Temperature Range
240 F Maximum
Volume
4.4 gal
Weight
9 lb
Mfg# Part Number
TK300-30
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. • Butyl/EPDM diaphragm- 9 times better than natural rubber • Deep-drawn steel tank • Controls system pressure • Air-tight cushion-factory pre-charged to 12 psig and 100% tested