Quick view Compare Comtran 32178 18 AWG Solid Bare Copper Plenum Sound and Security 1000 Ft. Box Comtran Cable $604.35 Comtran 32178 18 AWG Solid Bare Copper Plenum Sound and Security 1000 Ft. Box Qty in Cart: 0 Quantity ( in cart): Decrease Quantity: Increase Quantity: Price: $604.35 Subtotal: Add to Cart