Water-based, control joint filler stain protectant

Spec CJ Guard is a water-based blend of film-forming polymers that prevents or reduces staining of concrete due to overfill of epoxy or polyurea joint fillers.

Features & Benefits

• Contains 13 g/L VOC
• Makes shaving of joint fillers easier 
• Water-based, very low odor formula 
• Can be removed from concrete and tools with water 
• Prevents unsightly stains caused by control joint material overfill