Duct Leakage Testing
Leak Testing SUPPLY SYSTEM
Leak Testing RETURN SYSTEM
Introduction to Allowable Leakage Specification
How to Operate the Oriflow Duct Leakage Tester
General Information
Orifice Plates
Magnehelic Gauges
Manometers
Calibration – Intervals for Oriflow
Orifice Plates (pdf)
Calibration – Other Manufacturers
Orifice Plates
Oriflow Test Sheets (BIG TIME SAVER!)
SMACNA Leakage Class
% Allowable
Tester Models – Maximum Leakage Capacity
(located in the specifications section of each machine page)
Cobra
Panther
Rhino
Online Programs
Calculate Maximum Allowable Leakage – SMACNA Leakage Class
Calculate Maximum Allowable Leakage – % Allowable
Calculate Maximum Allowable Leakage – based on DW/143 Duct Pressure Class
Certificates
European Union Declaration of Conformity – Tester (pdf)
European Union Declaration of Conformity – Digital Gauges (pdf)
Dwyer Digital Gauge Certification of Conformance (pdf)