CDX vs OSB sheeting

When choosing a new roof, don’t forget to consider what surface the roof will nailed onto. I recommend that all roofdecks, especially in moist climates like Seattle, are CDX plywood and not OSB. What’s a roofdeck? The roof deck is the surface underneath your roof and roofing underlayment. It is usually made of 4′ by 8′ sheets that should be …