What is Powerblanket Baytec

Everyone knows when working with propane, each propane cylinder has its sweet spot.
In a liquid propane (LP) tank for example, part of the volume is occupied by liquid and part is occupied by vapor.
The pressure of the vapor is governed by the temperature of the liquid.
Powerblanket heated 420 lb cylinder propane tank wraps, help warm and insulate propane to achieve maximum safe output.