The Toyotomi 20479864 is a genuine Pipe Stopper for OM-22, OM-23, Laser 530, Laser 300. Stopper that positions the flue pipe at the heater so it seats at the right depth.
This is an OEM Toyotomi part, so it fits and performs the way the original did. Confirm your heater model before ordering; the model is on the rating label on the unit. If you are not sure which part you need, Rural Energy support can check it against your model and serial number.
Rural Energy is a Toyotomi distributor and keeps Toyostove Laser and Oil Miser heater parts in stock for fast shipping to dealers and homeowners.