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Excellent On-Demand Sump Pump for Window Well: Installation Tips
Excellent sump for emergency egress window well which flooded my basement. This pump has an automatic on-off activated by the presence of 1-1/2" water. Here are some installation tips:
1. The dual plug arrangement alluded to in another review, now comes as two wires connected to a single plug.
2. Although the right angle adapter to fit a garden hose included with the pump is attractive and simple, using a check valve is recommended to avoid back flow of the column of water in the hose; this can cause the pump to cycle on and off as the water flows back and triggers the pump to start again. I could not find a way to attach a check valve to the garden hose without a bit of adapting and additional fittings.
3. The Universal check valve suggested in Amazon as a bundle requires additional fittings; instead, buy the $6.95 Everbilt Sump Pump Check Valve part #THD1021, available at Home Depot. This is 1-1/4" threaded to fit directly onto the sump pump without additional fittings.
4. With hose clamps, you can attach the 24 foot Universal discharge hose kit directly to the 1-1/4" slip fit outflow end of the check valve. The hose clamps are included with the hose kit. This is the simplest arrangement allowing use of a check valve, without a lot of adapters/additional fittings.
5. I dug a hole in the window well deep enough to place a 4" deep kitchen type plastic wash basin so the top edge of the basin was at the window well ground level. I set the sump pump into the basin after drilling multiple small holes in the side and bottom of the basin. This allows water to enter the basin and start the pump well before the water level reaches the ground level of the window well, which is about 4" below the window sill.
June 2015 · Tools and Home Improvement · verified purchase