BIRCH SOLID CORE INTERIOR DOORS

Solid core birch doors are a premium choice for interior spaces, offering a balance of natural wood beauty and structural performance, Many 1-3/4" thick solid core birch doors are UL-listed for fire protection, ranging from 20 to 90 minutes, making them suitable for certain commercial and multi-family residential codes.While ideal for interior spaces like bedrooms and offices, they are not recommended for exterior use where they might be exposed to heavy rain due to moisture absorption.