Do You Need to Seal Epoxy Grout? Lab Test Results Bust the Sealer Myth
Epoxy grout usually does not need sealing because cured epoxy grout is dense and low-porosity; sealer may leave haze, residue, or add little benefit....
2026.06.09
What are the uses and properties of acrylic sealants?
Acrylic sealants are used for indoor gaps, wall cracks, trims, and paintable joints, but they are not ideal for constant water or high-movement areas....
2026.06.04
Caulk vs Sealant: What Is the Difference and Which One Should You Use?
Caulk is best for small, low-movement paintable gaps, while sealant is better for waterproof, flexible, exterior, bathroom, and kitchen joints....
2026.06.02
Mold at the joints of bathroom sealant: prevention and treatment
Mold on bathroom sealant joints can be cleaned if it is on the surface, but deep stains, peeling, or cracked silicone usually need removal and reseali...
2026.05.29
Best waterproof and mildew-proof sealant for bathroom and kitchen seams
Sanitary silicone sealant is best for bathroom and kitchen seams because it provides waterproof sealing, mildew resistance, flexibility, and strong ad...
2026.05.27
Why can polyurethane foam provide sound insulation? Its five major advantages.
Polyurethane foam helps sound insulation by sealing gaps, reducing air leakage, filling irregular spaces, and supporting thermal insulation in doors,...
2026.05.22
Can Silicone Sealant Be Used on Concrete, Metal, Glass, and PVC?
Silicone sealant can be used on concrete, metal, glass, and PVC, but buyers must choose acetic or neutral cure silicone based on substrate compatibili...
2026.05.20
Reasons why silicone sealant fails to cure properly, and how to repair and prevent it.
Silicone sealant may fail to cure due to low humidity, extreme temperature, expired stock, thick beads, dirty surfaces, or the wrong product type....
2026.05.15
Why Does PU Foam Shrink or Crack After Curing?
PU foam may shrink or crack after curing due to wrong product choice, overfilling, poor moisture control, unsuitable surfaces, or improper curing cond...
2026.05.12
Fire Retardant PU Foam in Door, Window, and Penetration Sealing
Fire retardant PU foam helps fill door, window, and penetration gaps, but buyers must match B1/B2 ratings, test reports, and project requirements....
2026.05.10
Winter Construction Guide: Sealant and Foam Use in Cold Weather
Use sealant and PU foam in cold weather by controlling storage, surface dryness, application temperature, curing time, and winter jobsite protection....
2026.05.09
How to Use Spray Foam for Roof, Pipe, and Tank Insulation
Use spray foam on clean, stable roof, pipe, and tank surfaces to form continuous insulation over curves, joints, gaps, and irregular areas....
2026.05.08
