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Steel Doors Series 36-in x 80-in x 4-9/16-in Steel Right-hand inswing Roma Red Painted Prehung Residential Insulating core Front Door

Masonite Steel Doors Series 36-in x 80-in x 4-9/16-in Steel Right-hand inswing Roma Red Painted Prehung Residential Insulating core Front Door

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What is the R value of this door?


Thank you for your question, Elaine. The R value of the Steel Doors Series 36-in x 80-in x 4-9_SLASH_16-in Steel Half lite Left-hand inswing Chocolate Painted Prehung Front Door with Brickmould Insulating core is R-10. If you have any additional questions, please don’t hesitate to contact us directly via email at helpline@masonite.com. Sincerely, Masonite

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