Caulk Saver, 5/8 In. Diam. X 20 Ft.

Reduces amount of caulk you need to fill or seal large openings. Works with virtually every type of caulk & sealant. Made of durable, resilient, moisture repellant poly foam. Just press in place, then caulk on top of it.

• 5/8" x 20'
• Moisture repellent
• Saves expensive caulk while filling large gaps
• Also referred to as backer rod

Descriptions are AI-generated. For accurate measurements, please call the store to confirm.