Description
YellaWood KDAT Pressure-Treated T&G Porch Flooring — 1 x 4 × 10 ft, D & Better is pressure-treated porch flooring that is KDAT — Kiln Dried After Treatment.
Why KDAT matters: the lumber is kiln dried after the pressure-treatment process, providing a drier, more dimensionally stable product that is ready for proper finishing sooner than ordinary wet treated lumber.
Profile: tongue-and-groove / center-match porch flooring. Follow YellaWood installation and finishing guidance, including proper ventilation, fastening, end sealing and finish application.
Documents & Resources
- YellaWood KDAT Tongue & Groove Porch Flooring — current
- YellaWood KDAT Installation Tips
- YellaWood Warranties & SDS
- YellaWood full pressure-treated lumber product line
- SPIB (Southern Pine Inspection Bureau) Standard Grading Rules - governing standard for Southern Pine pattern/finish boards, current active s
- Doug Ashy Decking Buying Guide
- Product Information
Product Specifications
Grade / Appearance | D & Better |
Nominal Size | 1 x 4 |
Product Type | Pressure-Treated Tongue & Groove Porch Flooring |
Treatment | Pressure treated; KDAT (Kiln Dried After Treatment) |
Warranty | Lifetime limited warranty; confirm current terms and treatment/end-tag requirements |

