4WA means Type 4 White Ash Lumber in Commercial




Similar to 4WA

ACR - Anti-Camout Ribs
ACRT - Air Conditioning/Refrigeration Technology
ACS - Anti-Clip System
ACS - Air Craft Spruce
ACS - Air Con System
ACSR - Aluminum Conductor Steel Reinforced
ACTS - Automatically Compensated Top Stop

View all in Commercial