M-D Polyethylene Caulk Backer

M-D Building Products 2"H x 7"W x 2"D Casing | 2 H x 7 W x 20 D in | Wayfair MD71464 - Multi Color (2 H x 7 W x 20 D in)

M-D Building Products Backer Rod (20' x 3/8")

M-D Building Products 71464 Backer Rod for Gaps and Joints, 3/8-by-20 Feet, Gray , Black

M-D Gray Polyethylene Caulk Backer Rod For Gaps and Openings 20 ft. L X 3/8 in.

M-D Backer Rod For Gaps & Joints, 71464, Gray, 3/8" x 20'

M-d gray polyethylene caulk backer rod for gaps & openings 20 ft. l x 3/8in. t - 3/8"