Weatherproofing

The M-D Replaceable Caulk Cord Weatherseal seals out drafts and moisture. Use for any crack or gap you might use caulking for. This can be used both indoors and outdoors. Use to seal windowpanes and plug holes throughout the house, no caulk required...

The M-D Auto & Marine Rubber Weatherseal reduces noise and vibration for automobiles & boats. Creates a weathertight seal in all climates and remains flexible from -40 to 140 F to provide long term durability of the seal. Can also be used on residential...

The M-D Replaceable Caulk Cord Weatherseal seals out drafts and moisture. Use for any crack or gap you might use caulking for. This can be used both indoors and outdoors. Use to seal windowpanes and plug holes throughout the house, no caulk required...

The M-D Replaceable Caulk Cord Weatherseal seals out drafts and moisture. Use for any crack or gap you might use caulking for. This can be used both indoors and outdoors. Use to seal windowpanes and plug holes throughout the house, no caulk required...

The M-D EPDM Rubber Window Seal is designed to protect against drafts, moisture, dust and insects. Save on energy by sealing windows keeping the heat or air conditioning from escaping. Made of high-quality EPDM Rubber this seal exhibits very high sealing...

The M-D EPDM Rubber Window Seal is designed to protect against drafts, moisture, dust and insects. Save on energy by sealing windows keeping the heat or air conditioning from escaping. Made of high-quality EPDM Rubber this seal exhibits very high sealing...

The M-D All-Purpose Silicone Gasket Seal protects against drafts, moisture, dust and insects. Save on energy by sealing the home and keeping the heat or air conditioning from escaping. U.L. listed and tested for smoke and draft control. Easy peel and...

The M-D Felt Weatherseal protects against drafts, moisture, dust and insects. Save on energy by sealing doors and windows to keep the heat or air conditioning from escaping. Before installation, to desired length by using scissors.

The M-D Air Conditioner Cover protects your window air conditioner unit to reduce maintenance costs. Expansion and contraction of ice during freeze/thaw cycles can cause unit damage. Protects unit from ice, dust and drafts during the winter. Protect unit...

The M-D Dual-Purpose Outlet Sealer protects against drafts. This can be used on interior and exterior outlets. Save on energy by reducing the loss of heat or air through outlets.

The M-D Dual-Purpose Light Switch Sealer protects against drafts. This can be used on interior and exterior light switches. Save on energy by reducing the loss of heat or air through switch plates.

The M-D EPDM Rubber Window Seal is designed to protect against drafts, moisture, dust and insects. Save on energy by sealing windows keeping the heat or air conditioning from escaping. Made of high-quality EPDM Rubber this seal exhibits very high sealing...