The procedure listed above is over simplified.
Duct blaster manual.
Mylar flex duct for ductester 10 25 4 cm diameter x 14 4 3 m long with 13 9 16 34 5 cm x 13 9 16 34 5 cm clear flange.
With the remaining registers and grilles temporarily taped off duct airtightness is measured by either pressurizing or depressurizing the duct system and precisely measuring the fan flow and duct pressure.
Quick and accurate air tightness measurements from 20 1 500 cfm.
How to clean a duct blaster of the residue from a glycol based smoke generator or fogger.
Pole rd everson wa 98225.
Measure the air flow through the duct blaster fan.
You should refer to chapter 13 of the duct blaster manual for detailed instructions.
Minneapolis duct blaster operation manual series b systems the energy conservatory 2801 21st ave.
I plan to purchase a battery power pack or a generator to operate my duct blaster at job sites that do not have power.
1 x mylar repair tape.
Compatible for both pressurization and depressurization testing.
Minneapolis duct blaster author.
The duct blaster fan is connected directly to the duct system in a house typically at a central return or at the air handler cabinet.
Robert nevitt created date.
1 x red polyurethane tape for 300 series fan 0 6 inch 30 yd 20 m 1 x umbilical for ductester 7 ft 2 m 1 x duct leakage test report generator software.
Is there a way to calculate the correct reading.
A 2 one point 25 pascal total leakage duct pressurization test using the seried b minneapolis duct blaster and dg 700 digital gauge 28 a 3 using the trueflow air handler flow meter and the dg 700 digital gauge 30 a 4 dg 700 connections needed to conduct automated blower door tests 32.
Turn on duct blaster fan to zero out the pressure in the box.
South suite 160 minneapolis mn 55407.
The lightweight duct blaster fan weighs just 7 pounds but delivers enough air flow an amazing 1 500 cfm to test the leakiest duct systems.
2 26 2010 10 55 39 am.