Caulking your windows never looked so fun. WNC Green Building Council’s video puts the dance moves into caulking, sealing and insulating.
![](https://mountainx.com/wp-content/uploads/2011/02/Screen_shot_2011-02-10_at_12.45_.jpg)
Caulking your windows never looked so fun. WNC Green Building Council’s video puts the dance moves into caulking, sealing and insulating.