Find answers to the most common questions about cement, concrete & masonry.
Clean the crack, apply a concrete patching compound or epoxy filler, and smooth with a trowel.
Yes—use UV-resistant acrylic or polyurea coatings to prevent yellowing and cracking in sunlight.
Yes, if they’re "insert" replacements (same frame size). New construction windows require professional skills.
Most cities require permits for structural changes or egress windows—your installer should handle this.
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