EWC Controls NCM-3ZL Control Panel 326058-755 Does this gasket require additional

Does this gasket require additional RTV or sealant

and a fresh hose fitting

Simplified Service: Designed for rapid field replacement to minimize system downtime during peak heating seasons

With a finished bore and a 0

EWC Controls NCM-3ZL Control Panel 326058-755 Does this gasket require additionalThe EWC Controls NCM 3ZL Zone Control Panel is a high performance, non expandable HVAC zoning system designed to manage 2 or 3 independent zones in residential and light commercial applications. Serving as the direct engineered replacement for the NCM 300L, this panel provides a seamless retrofit HVAC control solution. It supports 2 Heat 1 Cool configurations across gas, electric, oil, and heat pump systems. The NCM 3ZL features an intuitive LCD