In fix membrane Potable Water tanks, water is between stainless steel connection tube, food-grade polypropylene liner and food-grade butly diaphragm . By help of this tank design water quality will not be poluted by the internal part of tank metal body and also external environments.

All tanks have stainless steel connection to provide hygienic standarts for potable water.
To avoid bad odors from diaphragm, all of BESTANK tank's diaphragms are post-cured before assembly, to avoid these possibility of odors from the tank.
All our tanks are NSF approved.
Durability ; In BESTANK tanks, valve cores have been adopted for high pressure resistance. Air valves has additional sealing component, so that the gas tightness is very good.
BESTANK tanks have passed through 5 million times of life durability test and also discharge pressure test is being applied to all each tank before leaving the factory.
BESTANK appplies also high pressure water resistance test to each of the products with 10 bar experiment pressure before leaving the factory.

BESTANK FIX MEMBRANE HEATING SERIES TANKS

All heating tanks have carbon steel connection.
Durability ; In BESTANK Heating Tanks, valve cores have been adopted for high pressure resistance. Air valves has additional sealing component, so that the gas tightness is very good.
BESTANK Heating tanks have passed through 5 million times of life durability test and also discharge pressure test is being applied to all each tank before leaving the factory.
BESTANK appplies also high pressure water resistance test to each of the products with 10 bar experiment pressure before leaving the factory.

BESTANK FIX MEMBRANE SOLAR SERIES TANKS

In fix membrane Solar tanks, water is between stainless steel connection tube, food-grade polypropylene liner and food-grade butly diaphragm . By help of this tank design water quality will not be poluted by the internal part of tank metal body and also external environments.

All tanks have stainless steel connection to provide hygienic standarts for potable water.
To avoid bad odors from diaphragm, all of BESTANK tank's diaphragms are post-cured before assembly, to avoid these possibility of odors from the tank.
All our tanks are NSF approved.
Durability ; In BESTANK tanks, valve cores have been adopted for high pressure resistance. Air valves has additional sealing component, so that the gas tightness is very good.
BESTANK tanks have passed through 5 million times of life durability test and also discharge pressure test is being applied to all each tank before leaving the factory.
BESTANK appplies also high pressure water resistance test to each of the products with 10 bar experiment pressure before leaving the factory.

BESTANK FIX MEMBRANE REVERSE OSMOSIS SERIES TANKS

In fix membrane Reverse Osmosis tanks, water is between stainless steel connection tube, food-grade polypropylene liner and food-grade butly diaphragm . By help of this tank design water quality will not be poluted by the internal part of tank metal body and also external environments .

All tanks have stainless steel connection to provide hygienic standarts for potable water.
To avoid bad odors from diaphragm, all of BESTANK tank's diaphragms are post-cured before assembly, to avoid these possibility of odors from the tank.
All our tanks are NSF approved.
Durability ; In BESTANK tanks, valve cores have been adopted for high pressure resistance. Air valves has additional sealing component, so that the gas tightness is very good.
BESTANK tanks have passed through 5 million times of life durability test and also discharge pressure test is being applied to all each tank before leaving the factory.
BESTANK appplies also high pressure water resistance test to each of the products with 10 bar experiment pressure before leaving the factory.