Bathtub Caulk / Grout: lifespan, maintenance and replacement

Typical lifespan: 3–5 years (about 5 years).

Maintenance schedule

• Inspect for cracks or gaps — Every 3 months
• Clean with mildew remover — Monthly
• Re-caulk as needed — Every 3–5 years

Signs it needs replacing

• Cracks or gaps in caulk lines
• Mold growing behind caulk
• Caulk peeling away from surface
• Water stains on ceiling below bathroom

Tips

Use 100% silicone caulk in wet areas — it lasts much longer than latex caulk.