RectorSeal Calci-Free Tankless Water Heater Cleaner Size:1.2 LB so you know when to

so you know when to power back up

Stir thoroughly before and during application

For full use instructions

flare swivel nut

Flame King cylinders are the only 1LB propane tanks certified by the DOT & TC as legally and safely refillable and transportable

RectorSeal Calci-Free Tankless Water Heater Cleaner Size:1.2 LB so you know when toCalci Free Tankless Water Heater Flush is an efficient chemical cleaner made for tankless water heater found in commercial & residential application. It contains a unique combination of organic & inorganic cleaners & patented corrosion inhibitors. Features Restores water flow pressure and circulation in 20 min. More effective than vinegar Easy to use with no strong odor Cleans heat exchanger fast Biodegradable