Whirlpool Dishwasher Moisture Barrier Kit 4396277

Factory Certified dishwasher moisture barrier kit consisting of foil tape with adhesive backing. It attaches beneath the countertop above the dishwasher door to help protect cabinets from moisture damage.

Is This the Right Part?

Check Before Replacing

• Inspect whether the existing barrier is missing, detached, damaged, or no longer adhered beneath the countertop above the dishwasher door.
• Confirm the dishwasher model number against a parts diagram or manufacturer compatibility listing before ordering.

Pro Tip

Part Details

Key Features

• Factory Certified Accessory
• Foil tape with adhesive backing
• Package contains one moisture barrier kit
• Used beneath the countertop above the dishwasher door
• Whirlpool documentation identifies a multi-screwdriver as the required tool

Installation Notes

• Disconnect electrical power to the dishwasher at the plug or circuit breaker before beginning installation.
• Install the barrier beneath the countertop above the dishwasher door as directed for the specific dishwasher model.
• Follow the model-specific installation or parts documentation; compatibility varies by model.

Verified Compatible Models

66513499K600, 66514815N613, 66517762K600, CUD4000WU1, CUD6710TB0, DP840SWPX2, DP840SWSX0, DP1040XTXQ4, DU811SWPQ2, DU811SWPQ3, DU850SWPB3, DU860SWSS0, DU915PWST0, IUD3100BW4, IWU98660, JDPSS244PM0, JDTSS244GL0, KDPM704KPS3, KDTE104KPS2, KDTE204DSS0, KDTE504DSS0, KUDE40FXSP5, KUDS30IXWH1, KUDS30IXWH2, KUDS30IXWH3, KUDS30IXWH4, KUDS30IXWH6, KUDS30IXWH7, KUDS30IXWH8, KUDS30IXWH9, KUDS30IXWHA, MDB8851AWW0, MDBH979AWB4, WDF320PADW1, WDF750SAYM3, WDP350PAAW6, WDPS7024RZ0, WDT970SAHZ0, WDTA80SAKZ2, 7DU1100XTSQ0, 7DU1100XTSQ1, 7DU1100XTSQ2, 7DU1100XTSQ5, 7DU1100XTSS0, 7DU1100XTSS1, 7DU1100XTSS2, 7DU1100XTSS4, 7DU1100XTSS5, 7DU850SWSQ0, 7GU2300XTVQ0, 7GU2300XTVQ1, 7GU2300XTVQ2, 7GU2300XTVQ3

Fitment reminder: Match the complete appliance model number, including suffix or revision where applicable, before ordering.