Green Building Directory
Mail Slot Insulator
Mail Slot Insulator
Brand Name: BOTA
Categories: Weatherization Hardware
1325 S Colorado Blvd Suite B-207
Denver
Colorado
80222
United States
product information
Description: Interior mail slot insulator with neodymium magnetic closure. Holds two U.S. utility patents (Nos. 10,172,492 and 11,771,254). 2024 London Design Award Gold, Product Design: Windows and Doors. Fits most standard mail slots.
Environmental Statement: Reduces uncontrolled air, noise, water, and pest intrusion through existing mail slot openings. Retrofit solution requiring no demolition or construction waste. Compatible with historic preservation projects. Supports building envelope performance without replacing exterior hardware.