CPT
Concealed Post Base
The CPT post base provides a clean look while providing a 25mm stand off height above the ground. reducing the potential for decay at the post end.
The CPT can be fixed to a concrete base with M12 resin anchors (sold separately).

CE Marking

ETA

Service class 3

Outdoor
Product Details
Images
Features
Materials
Flitch plate, washers and standoff base are pre-galvanised steel.
The standoff base has an additional textured, flat black powder coat finish for aesthetic purposes.
The 12mm diameter dowels are mechanically galvanised.
Application
Concrete
Fix timber posts to concrete.
Technical Data
Product Dimensions
| Reference | Connector Dimensions | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Post[mm] | Product Dimensions[mm] | Top plate holes | Bottom plate holes | Other | ||||||||
| Post Size[mm] | A[mm] | B[mm] | C[mm] | F[mm] | H[mm] | t₁[mm] | t₂[mm] | Washer | Round | Round | Weight[kg] | |
| Ø13.5 | Ø13.5 | |||||||||||
| CPT44Z | 89x89 to 100x100 | 89 | 89 | 145 | 25 | 79 | 3.5 | 2.7 | 36x29x3.5 | 3 | 2 | 0.98 |
| CPT66Z | 133x133 to 150x150 | 133 | 133 | 145 | 25 | 114 | 3.5 | 2.7 | 36x29x3.5 | 3 | 2 | 1.7 |
| CPT88Z | 184x184 to 203x203 | 184 | 184 | 145 | 25 | 114 | 3.5 | 2.7 | 36x29x3.5 | 3 | 2 | 2.2 |
Characteristic Capacities
| Reference | Post base capacity | |||||||
|---|---|---|---|---|---|---|---|---|
| Number of Fasteners | Simplified Characteristic Values | |||||||
| Into Post | Into Concrete | Simplified characteristic capacities - Timber C24[kN] | ||||||
| Qty | Type (Dowels) | Qty | Anchor | R₁,ₖ | R₂,ₖ | R₃,ₖ | R₄,ₖ | |
| CPT44Z | 3.0 | Ø13x70 | 2.0 | Ø12 | 59.4 | 11.2 | 7.3 | 3.9 |
| CPT66Z | 3.0 | Ø13x120 | 2.0 | Ø12 | 91.2 | 16.3 | 9.1 | 5.6 |
| CPT88Z | 3.0 | Ø13x120 | 2.0 | Ø12 | 123.1 | 16.3 | 9.1 | 5.6 |
The published characteristic capacity is based on medium term load duration and service class 3 according to EC5 (EN 1995). For other load duration and service class, please refer to the ETA
For combinated loads:
Installation
Installation
Installation Sequence
Follow the steps below:
Certification
Downloads
CAD and BIM Library
ZIP Packages
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2D
2D DWG ZIP3D/3D Simplified
SAT ZIP