For Your Home Siding - LP

Paint LP Siding

Project Scenario

A homeowner wants to repaint his house. It is sided with LP siding and he has head about all the lawsuits. Now what?


  • Pressure wash in a downward stream. Try not to inject water up behind the siding.
  • Use mildew retardant solution if necessary. Rinse and let dry thoroughly.
  • Caulk any exposed face nail patterns with Dap Dynaflex 230 caulking.
  • Caulk around windows and doors.
  • Replace boards that ends are swollen larger than 5/8", have mushrooms growing out of the end grain, or rotten enough to poke a hole in with a key.

Primer Coat

Prime siding with First Coat Primer Sealer.

Top Coat

Best:       Ultimate II
Better:    CoverCoat XL
Good:     Protector XL-100

Paint LP Siding

Caution! Things to consider

  • Be aware of cracks in drip edges, especially the bottom 4 boards. After painting, inspect these areas again for good coverage. Reapply another coat, if necessary.
  • Inspect flashing around chimney cap.

For more information about this or other painting tips & techniques, our paint & coatings products, or general DIY paint and coatings questions, please contact us online or by calling 1-800-452-2315.