![Black & Decker Thermal Leak Detector Black & Decker Thermal Leak Detector](https://uncrate.com/assets_c/2009/04/b-d-thermal-leak-stretched-thumb-960x640-4956.jpg)
Black & Decker Thermal Leak Detector
Reduce energy costs by detecting energy leaks in home with the Black & Decker Thermal Leak Detector ($44). This portable gadget instantly identifies problem areas around windows, doors, and hidden leaks such as insulation soft spots and electrical outlets. A light on the unit changes from red to blue to indicate a hot or cold spot, letting you know where you need to investigate.