Comprehensive nutrition resource for Sonic Chocolate Shake - Regular. Learn about the number of calories and nutritional and diet information for Sonic Chocolate Shake - Regular. This is part of our comprehensive database of 40,000 foods including foods from hundreds of popular restaurants and thousands of brands.
Duct BlasterÂ®. 1  A Duct Blaster is used to directly pressure test the duct system for air leaks, much the same way a plumber pressure tests water pipes for leaks. 2  The Duct Blaster fan is first connected to the duct system at the air handler cabinet, or a return grille. After temporarily sealing all remaining registers and grills, the Duct Blaster fan is turned on to force air through all.
1. Drill a small hole at the point where the duct smoke. detector is being installed. 3. If the air velocity does not fall within the specified range, relocate the detector and seal the hole in the HVAC duct. Refer to Technical Bulletin P/N 3101212 for additional. information pertaining to installation locations.