close-up of the first layer of an oriented strand board subfloor. leveling the floor with osb panels

wood plate osb panel plywood closeup sawdust subfloor construction work leveling building materials blurred background board material joint drop aerated concrete gas block texture wooden surface timber natural structure design carpentry chipboard pressed brown plank yellow oriented particle rough compressed fiber flat strand chips particleboard splinter tree shavings close-up first layer floor panels subfloor panels