Poly foam caulk savers are used behind caulks to fill wide cracks and save on caulk.
Manufacturer: THERMWELL PRODUCTS
Manufacturer's Part Number: C23H
Show me more Caulk Backer Rods
- Reduces the amount of caulk you need to fill or seal large openings
- Made of durable, resilient poly foam, it works with virtually every type of caulk and sealant
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