Manufactured Home Installer how-to

How to Seal a Marriage Line

Good seals stop leaks.

Updated By the Career Education Institute Curriculum Team
Quick answer

Good seals stop leaks. In short: align; install; bolt, then complete the remaining steps below.

Step by step

  1. Align sections.

  2. Install gaskets.

  3. Bolt together.

  4. Seal the roof seam.

  5. Finish interior trim.

  6. Inspect.

Safety reminders for manufactured home installers

  • Use jacks safely
  • Never crawl under unsupported homes
  • Watch utilities
  • Lift safely

Pier · Tie-down · Marriage line · Skirting · HUD code · Modular home: see the full manufactured home installer glossary.

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