A column consists of a shaft with a capital and base. When selecting the column height, please be aware that the height includes the capital and base.
We sell Royal Corinthian Columns. Royal Corinthian has over 25 years experience in the manufacture of industry specified Fiberglass/FRP columns, previously reserved only for large commercial or residential specification. Royal Corinthian is a leader in quality through reputation, providing a long lasting, sturdy option to the standard “boutique” variety columns available elsewhere. Crown-Molding.com is very pleased to be one of the few online retail stores permitted to offer the Royal Corinthian line.
Polymer Stone square columns are ideal for home owners or developers looking for a sturdy, long lasting solution impervious to water damage and bug infestation. Seasonal temperature variations have little effect on composite columns in comparison to traditional wood columns. Our Columns are manufactured utilizing a limestone reinforced resin procedure that ensures added load capacity while maintaining a decorative stone like finish.These columns have been chosen for many years to adorn everything from home entrances to theme park facades.
- Manufactured with Polymer Stone, for durability and longevity
- Columns have a Stone like feel
- Perfect as patio columns, porch columns and for pergolas or gazebos
- Columns may be used around an existing support post when split.
- Structural Polymer Stone Columns have a Limited Lifetime Warranty
- Polymer Stone color is mixed in, no need for paint
Crown-Molding.com supplied Columns are architecturally designed to add lasting quality to your home or major project. These decorative columns are available as smooth, recessed, or fluted columns in tapered or non-tapered (straight) column design. Column Bases are available as a Tuscan style or Attic base. Some sizes include the option to use a less expensive urethane or plastic Tuscan base and Capital, ideal for low traffic areas or where extreme whether conditions are unlikely.
Crown-Molding.com can supply larger columns in some instances. Feel free to contact us for a quote.
For Larger Sizes or Quantities
Just send us an email or give us a call
Load-Bearing capacity is dependent on distributing the load evenly over bearing surfaces of the shaft. All installation information is of general nature; columns should be installed and secured according to standard construction practices and in compliance with local regulations. 2nd story balconies should not be attached directly to the side of any column.
Column Width | Top/Bottom Shaft Width | Bead Width* | Average Wall Thickness* | Load-bearing Capacity* (lbs.) | Available Lengths(feet) |
---|---|---|---|---|---|
(A) & (B) | (C) | ||||
6” | 5-5/8” | 1-1/4” | 3/8” | 8000 | 4,6, 8, 9, 10 |
8” | 7-5/8” | 1-1/4” | 3/8” | 10000 | 4,6,8,9,10,12,14,16,18 |
10” | 9-5/8” | 1-1/4” | 3/8” | 14000 | 4,6,8,9,10,12,14,16,18 |
12” | 11-5/8” | 1-1/4” | 1/2” | 18000 | 4,6,8,9,10,12,14,16,18 |
14” | 13-5/8” | 1-9/16” | 1/2″ | 18000 | 4,6,8,9,10,12,14,16,18,20 |
16” | 15-5/8” | 1-3/4” | 5/8” | 20000 | 4,6,8,9,10,12,14,16,18,20 |
20” | 19-1/2” | 1-7/8” | 5/8” | 20000 | 4,6,8,9,10,12,14,16,18,20 |
24” | 24” | 1-15/16” | 5/8” | 20000 | 4,6,8,9,10,12,14,16,18,24 |
*16″ and 24” Columns have an astragal and capital support ring that is part of the shaft. The astragal is 9″ and the support ring is 5-1/8″ from the top on the 16” column and the astragal is 14-5/16” and the support ring is 7-1/8” from the top on the 24” column. Astragal and or support ring can be removed.
Our Sizes Are Nominal
All installation information is of general nature; columns should be installed and secured according to standard construction practices and in compliance with local regulations. 2nd story balconies should not be attached directly to the side of any column.
**Reassembly kit includes: 1 tube of FRP Adhesive, 6 reassembly Straps, 4 metal joining clips with screws.
RoyalStone Columns to Surround Structural Supports
Column Width | Inside Top Shaft Diameter | Largest Round Support | Largest Square Support |
---|---|---|---|
(S) | |||
6” | 4-5/8” | 4-1/8” | 2-7/8” |
8” | 6-5/8” | 6-1/8” | 4-1/4” |
10” | 8-5/8” | 8-1/8” | 5-3/4” |
12” | 10-5/8” | 10-1/8” | 7-1/8” |
14” | 12-5/8” | 12-1/8” | 8-9/16” |
16” | 14-3/8” | 13-7/8” | 9-3/4” |
20” | 18-1/4” | 17-3/4” | 12-1/2” |
24” | 22-3/4” | 22-1/4” | 15-5/8” |

Select one of these decorative column capitals or bases from the drop down lists above.
Tuscan Capital
Roman Ionic
Scamozzi
Roman Corinthian
Temple of the Winds
Roman Doric
Modern Composite
Greek Erechtheum
Greek Erechtheum with Necking
Greek Angular
Empire
Empire with Necking
Ogee
Ogee Base
Doric Base
Attic Base
Tuscan Base
Custom Colors are available with an additional charge.
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Products Related To: RoyalStone Recessed Panel Non-Tapered Polymer Stone Square Columns