Under a typical load

Key Benefits Fail-Safe Performance: The mechanical spring return ensures the valve returns to the normally open position immediately upon loss of power

For heating (open on temperature rise)

With a compact 3-9/16 inch swing radius

When you're running 1-3/8" OD lines

Modine 3H0339700003 Conversion Kit Refrigerant Under a typical loadTransition your propane fired unit to natural gas with the Modine 3H0339700003 LP to Nat Conversion Kit. Built to withstand the rigors of commercial and residential heating environments, this direct replacement for 3H33970 3 provides all necessary components for a field conversion on hardware rated for 0 2000 feet elevation. As a veteran grade Modine 3H0339700003 kit, it is engineered for compatibility with specific Hot Dawg series heaters and other