Birdie Bags by Amy. 112 likes Â· 1 talking about this. I have an eye for gorgeous, bold birdie fabrics and make beautiful, quality purses, make-up bags,... Jump to
Joe talks to us about the Dura Plus Storm Collar. A storm collar is required with flashing to create weatherproof penetration with through the roof installation. It goes above the roof flashing and wraps around the chimney pipe coming through the roof deck.
An area where the winds are blowing strongly in different directions creates a distinctive hook echo on the radar. This can quickly form the rotation necessary to suck warm, moist air up into the upper layers of the storm, creating the energy necessary to turn the rotation into a mesocyclone and then a tornado.