While designed for Lennox equipment

this restrictor ensures the correct volume of air is supplied to the branch line

marginal (orange)

maintaining operational pressure and thermal efficiency

such as a blocked return

Warrick 3R2A0 2 FT Brass Probe While designed for Lennox equipmentFor industrial level monitoring, the Warrick 3R2A0 is a specialized 2 foot brass conductivity probe designed for rigid rod vertical mounting. As a veteran grade liquid level control sensor, this 3R series metallic rod features a 1 4 20 threaded end, allowing for a secure direct thread connection into Warrick electrode fittings such as the Series 3E, 3F, or 3B. This solid brass construction provides reliable conductivity and corrosion resistance in