Simpson Strong-Tie ABW44RZ (4″ x 4″) ABU Adjustable Post Base for Rough Lumber with ZMAX Coating
Simpson Strong-Tie ABW44RZ Description
The ZMAX Galvanized Adjustable Post Base for Rough 4×4 Lumber is designed to securely attach wood posts to existing concrete, making it ideal for decks, patio covers, and other top-supported structures. Its 1-inch standoff helps prevent post-end rot, while the slotted design allows for adjustability and optimal post placement.
Simpson Strong-Tie ABW44RZ Includes
- (1) ZMAX Galvanized Adjustable Post Base for Rough 4×4 Lumber
Simpson Strong-Tie ABW44RZ Features
- Attaches a post to existing concrete for decks, patio covers, and other top-supported structures
- 1-inch standoff design helps prevent rot at the post end
- Slotted base allows for adjustability and precise post placement
- Engineered for versatility, cost-effectiveness, and maximum uplift performance
- Made from 16-gauge steel for strength and durability
- ZMAX galvanization provides extra corrosion resistance for exterior and treated-wood applications
- Designed for use with rough cut 4×4 lumber
Simpson Strong-Tie ABW44RZ Applications
- Securing wood posts to existing concrete surfaces
- Deck construction and patio cover installations
- Pergolas, gazebos, and other outdoor structures requiring lateral and uplift resistance
- Projects needing adjustable post placement for optimal alignment
Simpson Strong-Tie ABW44RZ Installation Overview
- Position the post base on the concrete surface where the post will be installed.
- Align the slotted anchor hole for precise post placement.
- Attach the base to the concrete using a 1/2-inch concrete anchor (not included).
- Secure the post to the base using 10d common nails or #9 x 1-1/2 in. Strong-Drive SD screws.
- Ensure the 1-inch standoff is maintained to prevent post-end rot.
Simpson Strong-Tie ABW44RZ Specifications
| Finish | ZMAX Galvanized |
| Material | 16-Gauge Steel |
| Post Size | Rough 4×4 |
| For Treated Lumber | Yes |
| Fasteners Required | (8) 0.148 x 3″ Nails, (1) 1/2″ Concrete Anchor |
| Country of Origin | US |
| UPC | 707392303305 |
| Weight | 1.4 lb |
| Width | 4.25 in. |
| Height | 6.75 in. |
NOTE: This connector is designed for rough cut lumber only and will not fit nominal 4×4 posts. For nominal posts, use the ABW44Z Post Base.
