For contractors maintaining Bard HVAC systems

The IP44 rated enclosure protects internal components from dust and splashing water

While designed for Sterling equipment

and 277Vac circuits

What models use the Reznor 40416 orifice

Weil McLain 383-500-620 Maintenance Kit Els PW 17895 For contractors maintaining Bard HVACProfessional heating contractors understand that scheduled service is the only way to maintain the combustion efficiency and operational integrity of high efficiency condensing units. The Weil McLain 383 500 620 Maintenance Kit is a critical OEM boiler part designed specifically for Ultra Gas Boilers, providing all the necessary components for a comprehensive annual teardown and inspection. This kit is compatible with Ultra 155, 230, 299, and 399