SIM Supply, Inc.

This Do it Window Air Conditioner Cover is designed to protect your air conditioning unit from damage caused by winter weather. Covering your window A/C unit helps reduce uncomfortable drafts and...

The Do it Electric Outlet & Switch Sealers Eliminates drafts through electrical outlets and light switches. They fit behind wall plates to help block drafts behind walls. The sealers are made of...

Frost King's Felt Weatherstrip is the original weather strip and still the most economical way to seal out drafts and dust around windows and doors.

Frost King's Felt Weatherstrip is the original weather strip and still the most economical way to seal out drafts and dust around windows and doors.

This Do it Vinyl Foam Weatherseal is an extremely versatile self-stick tape with medium compression. It is suitable for a multitude of uses both indoors and out because it is water .

This Do it Vinyl Foam Weatherseal is an extremely versatile self-stick tape with medium compression. It is suitable for a multitude of uses both indoors and out because it is water .

This Do it Vinyl Foam Weatherseal is an extremely versatile self-stick tape with medium compression. It is suitable for a multitude of uses both indoors and out because it is water .

This Do it Vinyl Foam Weatherseal is an extremely versatile self-stick tape with medium compression. It is suitable for a multitude of uses both indoors and out because it is water .

This Do it Poly Foam Weatherseal Tape is a highly compressible self-stick tape designed for interior use. The polyurethane foam squeezes down to fill even very narrow gaps.

This Do it Poly Foam Weatherseal Tape is a highly compressible self-stick tape designed for interior use. The polyurethane foam squeezes down to fill even very narrow gaps.

Do it Best's X-treme Rubber WeatherSeal Tape is a multi-purpose product that can be used for a wide range of indoor and outdoor uses. It creates a weathertight seal in all climates and remains...

Do it Best's X-treme Rubber WeatherSeal Tape is a multi-purpose product that can be used for a wide range of indoor and outdoor uses. It creates a weathertight seal in all climates and remains...