Store › Backer Rod Backer Rod ₱11.00 Gap Filler made of foam materials 3.5meters in LengthAvailable in8mm, 10mm, 12mm, 15mm, 20mm,25mm,30mm Quantity: Add To Cart Added! Gap Filler made of foam materials 3.5meters in LengthAvailable in8mm, 10mm, 12mm, 15mm, 20mm,25mm,30mm