The Lennox 99W90 (103631-03) Manifold-Gas is a factory-original gas distribution component designed for use in select Lennox residential heating systems. This manifold ensures uniform gas delivery across all burners, supporting efficient and consistent combustion.Specifications:

• OEM Part Numbers: 99W90 / 103631-03
• Component Type: Gas Manifold Assembly
• Material: Heavy-duty steel with corrosion-resistant coating
• Inlet Size: 1/2" NPT
• Outlet Ports: Multiple precision-aligned ports for even distribution
• Application: Natural Gas systems (convertible to LP with kit, if applicable)
• Mounting: Integrated brackets for direct-fit installation
• Temperature Rating: Suitable for high-heat furnace environments
• Compatibility: Designed for use in specific Lennox high-efficiency gas furnaces (check model compatibility before installation)

Features:

• Distributes gas evenly to each burner for balanced combustion
• Manufactured to Lennox engineering standards for safe and reliable operation
• Easy installation with factory-aligned connections
• Supports energy efficiency and reduces risk of incomplete combustion

Availability:
In stock now at Beenimax.com – your reliable source for genuine Lennox replacement parts.