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The RINNAI FOT-103 Ext Kit Vnt Pipe 21-40" F/Es38/Es38W is designed to extend the exhaust line and air intake hose between the manifold and the appliance. This kit is utilized with a Rinnai ES38 direct-vent furnace. The vent pipe extension provides an additional 21 to 40 inches of length, allowing for greater flexibility in venting configurations.
The Rinnai FOT-103 vent pipe extension kit provides an additional 21 to 40 inches of length, allowing for greater flexibility in venting configurations.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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Only the 2 tubes were included in the box. No clamps or anything else like the listing says. They did say i could send it back but i needed to get my heater working so i kept them and ordered the other parts somewhere else.
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