Stanley 43-549 Box Beam Level 48 Inches Aluminum

Product Description

The STANLEY 43-549 is a 48-inch aluminum box beam level designed for accurate horizontal, vertical, and plumb readings on the job. The box beam construction provides rigidity along the full length of the tool, reducing flex that can throw off readings on longer spans. A built-in hang hole keeps the level organized and off the work surface when not in use. This level is suited for HVAC, plumbing, electrical rough-in, and general construction trades where consistent level readings are part of daily workflow.

This level is used across residential and light commercial applications. HVAC technicians use it when setting equipment pads, aligning ductwork runs, and positioning air handlers. Plumbers reach for a box beam level when pitching drain lines and setting fixtures. Electricians use it for panel alignment and conduit runs. The 48-inch length gives enough span to average out minor surface irregularities, making it practical for a wide range of layout and installation tasks.

Key Features

• 48-inch aluminum box beam construction resists flex and torsion along the full length
• Hang hole integrated into the frame for quick storage and retrieval
• Lightweight aluminum body at 2.82 pounds reduces fatigue during extended use
• Suitable for horizontal, vertical, and plumb vial readings
• Full-length design spans larger surfaces for more accurate layout work

Compatibility

Designed as a general-purpose box beam level for use across construction and mechanical trades requiring a 48-inch measuring span.

Installation Notes

No power source or shutoff is required for level use. When using the level near energized equipment or panels, keep the tool clear of live terminals. Store the level hanging vertically or flat to prevent vial damage and maintain long-term calibration accuracy. Periodically check vial accuracy against a known reference surface and replace the level if vials show signs of cracking or fluid loss.

Technical Specifications

• Length: 48 inches
• Material: Aluminum
• Weight: 2.82 pounds
• UPC: 076174435498

Standard Information

• Brand: STANLEY
• Manufacturer Part Number: 43-549