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The Goodman 20201901 Condensate Drain Hose Tube is a genuine OEM drainage hose designed for the Goodman GKS90453BXAD high-efficiency gas furnace. It routes acidic condensate from the collector box or drain trap to the furnace drain outlet. Factory-cut to the correct length and bend radius, it ensures continuous downhill flow with no kinks or sags that could trap water and trigger a pressure-switch fault.
The OEM Goodman hose is sized to the exact inside diameter and length of this furnace's drain path, so it seats securely on the factory barbs without slipping or leaking. Generic bulk tubing must be measured and cut on site and may not match the barb diameter, inviting leaks and improper slope. The OEM part installs in minutes with a guaranteed fit.
Easy (1 of 5). About 10–20 minutes. Cut power to the furnace, release the hose clamps or clips, slide off the old hose, and press the new one onto the same fittings. Confirm a continuous downward slope to the drain and verify no kinks. No tools typically required beyond pliers for the clamps.
Ships genuine Goodman OEM with fast, tracked delivery.