Structural Porch Posts With Vinyl Sleeve by RDI

$139.99 - $221.99
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Structural Porch Posts by RDI


The RDI Porch and Newel Post designs capture the elegant style of a turned, painted wood or a square clean look without the maintenance. Behind the classic design of the porch post is a load-bearing aluminum column along with 3 sliding blocks to keep the post sleeve centered and gives you something to screw railing into thats structurally sound.

Options are available with capacities of either 2,500 lbs., or 5,000 lbs., Hurricane Lock post bases prevent wind uplift, and eliminate roof jacking during installation Porch Posts come in heights of 108" and both 4" x 4" or 5" x 5". Great for new construction or replacing old structural porch posts. RDI’s square, vinyl Porch Posts create a sleek, traditional style without the maintenance. The Turned Post adds old school charm to any project. Both posts include an Interior load-bearing aluminum column.


Structural Load Rating:

  • 4" x 4" x 108" = 2,500lbs
  • 5" x 5" x 108" = 5,000lbs

When using the structural porch posts - the post mounting kit is required.

Click HERE for mounting kits:

Click HERE for installation:

Click HERE for warranty:

Click HERE for Code Documentation:

Additional Notes:

  • Inside each structural post is a heavy duty aluminum channel.
  • 23" can be cut off the top and up to 6" can be cut off the bottom (Turned post)
  • Compatible with RDI Post Trim (not included)

For 4 x 4 Post trim options:

For 5 x 5 Post Trim Options



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Transferable Limited Lifetime Warranty Vinyl Railing Who is covered: • The limited lifetime warranty covers single-family residential properties only. This limited warranty extends to the original purchaser and one (1) individual transferee as specified herein. • A twenty (20) year limited warranty covers any other type of building or property including those owned by corporations, governmental agencies, partnerships, trusts, religious organizations, schools, condominiums, homeowner associations, cooperative housing arrangements and apartment buildings. The warranty period will be twenty (20) years following the original date of Product purchase.

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