5" X 1-1/2" Base Spacer

Carlon® Snap-N-Stac® Combo Duct Spacers are specifically designed to replace the two-piece base and intermediate spacer system, by combining the conventional base and intermediate spacer into a single unit! Manufactured out of highly engineered thermoplastic material, Snap-N-Stac® Spacers are strong, durable and able to withstand the rigors of concrete construction. They feature an innovative horizontal and EXCLUSIVE vertical locking system and can be used as either a base or intermediate spacer.