A200-TK500 The basic environmentally friendly maintenance boiler kit- This kit includes one quart A200 Boiler Treatment (Nitrate based) and one Test Kit TK500.
A200 Boiler Treatment - A200 is the only environmentally friendly boiler treatment. It has been specifically designed for outdoor and indoor wood boilers with mild or stainless steel construction. This product may also be used as a full spectrum water conditioning agent for other hydronic and solar heating applications. One quart treats 200 gallons.
TK500 Test Kit - Has been designed to provide an easy and accurate means to determine the level or amount of Nitrate/A200 boiler treatment in your outdoor wood boiler system.
These products are better quality & price than what the OEM's are trying to sell you!