The SawHorse Type L Copper Tube Washing Machine Outlet Box with water hammer arrester is a durable, code-ready solution designed for dependable laundry room plumbing. Built from premium Type L copper, this outlet box delivers superior corrosion resistance and long-term performance in both residential and commercial installations.

Featuring 1/2 inch inlet connections and a 3/4 inch outlet, this washing machine box is engineered to support high-efficiency washers, reduce pipe vibration, and prevent pressure spikes caused by sudden valve shutoff. The integrated water hammer arrester helps protect supply lines, fittings, and appliances—extending the life of your plumbing system.

Ideal for new construction, remodels, utility rooms, and multi-family housing, this outlet box is easy to install and compatible with most standard washing machine hoses and valves. Its compact, wall-mount design allows for a clean, professional appearance while maintaining full accessibility for service.

Key Specifications

• Material: Heavy-duty Type L copper tube
• Function: Washing machine outlet box with integrated water hammer arrester
• Connection Size: 1/2" inlet x 3/4" outlet
• Use Case: Laundry rooms, utility rooms, residential and commercial plumbing
• Compatibility: Works with standard washing machine hoses and valves
• Performance: Reduces water hammer, pressure spikes, and pipe noise
• Installation: Wall-mounted; suitable for new builds and remodels
• Corrosion Resistance: High due to Type L copper construction