E-Series Air Control 340-6253

The Marquis Spa Air Control Valve (Part 340-6253) is an original equipment (OEM) assembly used to regulate airflow to the hot tub jets. It features a two-tone light and dark gray design with an “AC” label on the top handle.

Key Details & Specifications:

• Compatibility: Fits select 2010–2012 Signature Series models and 2013–2014 E-Series / Signature E-Series Marquis Spas.
• Plumbing_ Designed for 1-inch plumbing connections.
• Hole Size: Requires a 1-5/8 inch hole for installation.

Dimensions:

• Total Height: Approximately 4 5/8 inches tall.
• Top Handle Width: Approximately 3 inches across.
• Top Cap Diameter: Approximately 2 3/4 inches