Weil McLain 383-500-251 Cover Plate Gasket and Insulation

The Weil McLain 383-500-251 is a dual-purpose cover plate gasket and insulation component designed for Ultra Gas boiler models, specifically sizes 80 and 105. This OEM replacement part creates an airtight seal between the cover plate and boiler housing while providing critical thermal insulation to prevent heat loss and maintain efficient boiler operation.

Key Features:

• Combines gasket sealing and insulation in one component for improved efficiency
• Precision-engineered to fit Weil McLain Ultra Gas boilers
• Constructed from high-quality materials designed to withstand extreme temperatures
• Prevents heat loss and reduces energy consumption
• Creates secure, leak-proof seal to prevent fluid or gas leakage

This component is essential for maintaining optimal boiler performance and safety. The insulated design helps reduce energy costs while the gasket function ensures reliable sealing during operation. Replaces discontinued part number 591-200-000.