Simpson Strong-Tie CPT88Z (8″ x 8″) ZMAX Galvanized Concealed Post Base
Simpson CPT88Z Description
The Simpson CPT88Z Concealed Post Tie is designed to securely attach wood posts to existing concrete with a clean, concealed finish. It features a 1-inch standoff design to prevent rot and ensure durability.
Simpson CPT88Z Includes
- (1) ZMAX Galvanized Concealed Post Base for 8×8 Posts
Simpson CPT88Z Features
- Engineered to withstand high uplift loads
- Concealed base design for aesthetic appeal
- 1-inch standoff design prevents post rot
- ZMAX coating for corrosion resistance
- Powder-coated base for enhanced durability
Simpson CPT88Z Applications
- Decks: Securely attaches wood posts to concrete footings
- Post-to-Footings: Provides structural support for wood posts
Simpson CPT88Z Installation Overview
- Use all specified fasteners
- Mark dowel/bolt locations on post using the knife blade portion as a template
- Drill 1/2″-diameter holes perpendicular to post at marked locations
- Cut a 3/16″-wide slot in the end of the post adjacent to the holes
- Install the knife blade portion of the connector on the anchor bolts
- Place washers over the connector tabs and anchor bolts
- Attach the knife blade and washers to the anchors using nuts
- Slide the standoff base onto the knife blade assembly
- Stand the post on the knife blade and drive in the supplied dowels
Simpson CPT88Z Specifications
| Finish | ZMAX |
| Length | 7-1/4″ |
| Material | Steel |
| Fasteners required | (2) 1/2″ Concrete Anchors |
| Post size | 8×8 |
NOTE: Post bases do not provide adequate resistance to prevent members from rotating about the base and therefore are not recommended for non-top-supported installations (such as fences or unbraced carports).
