Homeowner checklist

Window and door flashing: give rain a way out

Use these steps to plan, check and keep a record of your next actions.

• Ask the installer to identify the wall’s drainage plane and water outlet.
• Request sill, jamb and head details for the exact opening.
• Confirm compatible flashing materials and installation sequence.
• Include perimeter air sealing, insulation and hidden-damage handling.
• Arrange photographs before trim and cladding conceal the work.

Notes & questions to follow up