- Contains 4 individual spacers: 1/8 in., 1/4 in., 1/2 in., 3/4 in.
- Can also be used as a drill guide in new toilet installation
- Code approved with IAPMO, UPC and IPC
- Designed to snap in half to slide under existing flange
- Stackable to any height
- Fully supports toilet bolts when installed under toilet flange