The Marley Engineered Products 4506-2012-000 Plug Button is a critical replacement component designed for commercial cabinet unit heaters and architectural convection heaters

This design requires a technician to physically inspect the burner compartment and reset the small button on the back of the part

maximizing efficiency and reducing the risk of nuisance lockouts or carbon monoxide production associated with improperly sized aftermarket alternatives

LP conversions require significantly smaller drill sizes due to the higher energy density of propane

Raypak 351444 Orifice The Marley Engineered Products 4506-2012-000Raypak 351444 Natural Gas Burner Orifice #33