Bridgewell Resources 4 in Unfinished Unfinished Oak Smooth Traditional Solid Hardwood Flooring (23.3 sq ft) value:Case ) 170 ft² Manufacturer Warranty ) 170 ft² Manufacturer Warranty N A The twist lock quick release blade holder allows for easy blade changes without the need of outside tools 3 Appropriate Level for Installation At or above ground level Variable Width No Variable Length Yes Subfloor Type Plywood only Warranty None Finish Type Unfinished Janka Hardness Rating 1290 Hardness Scale 3 (Janka rating 1261 1400) Hardwood Plank Width Thin Strip CA Residents: Prop 65 Warning(s) Yes Sample Item Number Hfsustoar40013 UNSPSC 30161700 Sold As Carton Commercial Residential Commercial residential Water Protection N A Color Shade Light Length Measurement Varying Sample Available Yes Texture Smooth Traditional Installation Type Nail down Collection Name N A Construction Solid Construction Type Tongue and groove Species Oak Manufacturer Color Finish Red oak Color Finish Family Clear Wood Grade Select Photosensitive No Gloss Level Low Common Thickness in Inches 3 4 in Common Width in Inches 4 in Actual Width (Inches) 4 Actual Thickness (Inches) 0