Search Results for: cement based filler

Introduction A drainage gap between concrete and wooden posts keeps water away and slows rot. This article shows a practical, hands-on approach to creating that gap so lumber stays dry. You’ll learn simple steps, material considerations, and what to check on site. Choose a method that creates a visible, unobstructed gap under the post. Check

Introduction Pinhole defects are tiny air-filled holes that show up in epoxy coatings on porous concrete. They happen when moisture, dust, or a lack of proper surface preparation causes the epoxy to seal in voids. Proper priming helps the surface accept the epoxy evenly and reduces pinholes as it cures. To start, clean and dry

Introduction Pouring new concrete next to an existing slab requires careful planning to prevent cracks. You’ll need a clean joint, proper isolation, and a compatible mix to control movement. Inspect the existing slab for movement, moisture, or coating and plan the joint and bonding approach accordingly. Always verify with the product label, manufacturer instructions, or

Introduction Slip resistance on sealed concrete means how much traction you get from a sealed surface to help prevent slips. Sealers are especially important around pool areas where water, soap, and wet feet are common. They also help prevent water damage and wear by sealing the pores, but you still need the right sealer for

Introduction Patching that looks patchy when wet means the surface is showing uneven water absorption due to porosity and finishing issues. It often happens when the concrete has inconsistent density or when the finish was applied without addressing bleed water and surface moisture. For DIYers, it’s a hands‑on check of how the surface feels, looks,

Introduction Concrete moisture problems indoors occur when water moves through or sits in the slab, which can undermine coatings and sealers. This movement changes how the surface behaves and can cause failure even after installation. Start by understanding where the moisture is coming from and how the slab dries over time. First, visually inspect for

Introduction Repairing raveled joints means rebuilding the edge of a concrete joint where the surface material has torn loose, without creating a weak, thin strip. Raveling happens when the joint edge flakes or spalls and exposes loose material that won’t hold up under movement. This is a hands-on job: you’ll remove the loose stuff, clean