As an Amazon Associate, we earn from qualifying purchases. Modine 42601 TLP - 50,000 BTU - Tube Heater Size Conversion Kit - NG - 2001 to 4,500 Ft. Altitude Modine . 42601 Gallery Attributes Brand name, Manufacturer name, ManufacturerModine Extra Product NameModine 42601 TLP - 50,000 BTU - Tube Heater Size Conversion Kit - NG - 2001 to 4,500 Ft. Altitude keywords42601,Modine 42601,Modine 42601 Infrared Heaters,Modine TLP - 50,000 BTU - Tube Heater Size Conversion Kit - NG - 2001 to 4,500 Ft. Altitude moq, multiple1 MPN, SKU42601 qtyInStock0 snippetThe Modine TLP - 50,000 BTU - Tube Heater Size Conversion Kit - NG - 2001 to 4,500 Ft. Altitude 42601 has been discontinued. Check out Expert's recommended alternatives for another top infrared heater. Distributor offers SellerSKUMOQIn stockMultiplePrices ecomfort.com4260111