Allied Spa Air Button #4 Internal – Bone/Beige (850402-0)

Allied Innovations' Allied/Len Gordon Spa Air Button #4 Internal in Bone/Beige (850402-0) is a direct replacement part for Len Gordon spa controls. Built for homeowners and service professionals, it restores the authentic internal air-button action with a discreet bone/beige finish.

• Part Number: 850402-0.
• Brand: Allied Innovations.
• Product Type: Internal Spa Air Button.
• Color: Bone/Beige.
• Compatibility: Replacement part for Len Gordon spa systems and Allied Innovations' spa parts lineup.
• Construction: Durable plastic housing designed for spa environments.

This internal air button delivers dependable activation of the spa air system, helping maintain consistent jet and massage functions without exposing the valve to external wear. The bone/beige finish blends with many spa interiors for a clean, integrated look. As a genuine Allied Innovations replacement part, it’s built to withstand humidity and temperature swings typical of home spas, supporting longer service intervals and easier maintenance for both DIY owners and professional technicians. Allied Innovations has a long history manufacturing replacement spa parts for Len Gordon and other major brands. Note: some listings indicate this specific part is discontinued by the manufacturer; verify compatibility with your model or consider replacement options from Allied Innovations.

Allied/Len Gordon Spa Air Button #4 Internal [Bone/Beige] (850402-0)