Flex duct cfm chart
[DOC File]Heating, Ventilation, Air Conditioning, & Refrigeration
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Typical flex duct tools for cutting flex duct. Types of take offs and boots. Diffusers. There are many types of diffusers both for supply and return. This is a typical ceiling diffuser that is used for ceiling mount connecting directly to round flex duct. The best designed duct system has both a low and high supply diffuser in the wall at each ...
[DOCX File]Weatherization Program Requirements
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A label or chart for any loose-fill insulation showing R-value per inch or R-value at installed depth. ... Exhaust ducts must be sheet metal or HVAC flex-duct and insulated to a minimum of R-4 if in unconditioned space. Vinyl coil ducts must be replaced. ... Kitchens require a fan with a 100-CFM capacity to remove moisture and pollutants from ...
[DOC File]Public Health Department Policy & Procedure Manual Example
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Public Health Department Policy & Procedure Manual Example Policy & Procedure Effective Revised/Reviewed 1. Administration A. Accident/ Injury (Employee or Client) 10/01/03 07/18/12 B. Administrative Policy 01/05/10 06/15/12 C. Background Checks for Employees 12/03/03 06/15/12 D. Board of Health 07/02/12 07/02/12 E. Civil Rights Compliance 06/29/12 06/29/12 F. Conflict Resolution …
[DOCX File]1
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The dimensions for 20-foot containers are given in the chart below. ... (120 LFM and 320 CFM), and two people working inside (minimum 20,000 BTU). The unit would preferably be fitted with a thermostat. ... Both units shall be connected to a common duct with dampers which prevent backflow when only one unit is in operation. The standard plumbing ...
[DOC File]SECTION III preliminary tab procedures
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1) Pitot tube traverse of the main duct or the ducts leaving fan discharge if good location available. 2) Fan curves or fan performance charts. In order to determine fan performance using a fan curve or performance rating chart, it is necessary to take amperage and voltage readings.
[DOCX File]Section 27 53 19 - DISTRIBUTED RADIO ANTENNA (WITHIN ...
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1)Each interface / connection point shall be provided with internal and external items to maintain a neat and orderly system of DAS equipment, wire, cable and conduit connections and routing that are in addition to the locations in CFM’s PG-18-10 Electrical Design Manual for VA Facilities Table 7-1 and Appendix B, Suggested Telecommunications ...
[DOC File]Air Flow, Air Systems, Pressure, and Fan Performance
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The Darcy-Weisbach Equation should be used for “non-standard” duct type such as flex duct. Friction Chart (ASHRAE HANDBOOK, 1997) 1.3. Total Pressure, Velocity Pressure, and Static Pressure. It is convenient to calculate pressures in ducts using as a base an atmospheric pressure of zero.
[DOCX File]Section 23 09 11 - INSTRUMENTATION AND CONTROL FOR …
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Multiple-pen chart link shall include: unlimited number of pens, display run time and historical data on same chart, configurable time span, configurable trend direction, configurable zoom, scrolling grid, invert high and low limits, minimum of five line styles for pens, minimum of three pre-built line makers and a customizable line marker.
[DOCX File]23 37 14 - Precision Air
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Manufacturer’s published performance data for 24” x 48“ nom. size with 8” inlet shall not exceed 0.10” w.g. at design point of 30 CFM/sq. ft. A solid aluminum plate with two rectangular cutouts located directly above a V-shaped diffusion basket shall separate separate the top and bottom chambers.
Air Conditioning Contractors of America
Sheet Metal Duct Repairs. Duct Board Repairs. Flex-Duct Repairs. PVC Duct Repairs. Part 7 Subjects: Example Of Duct Energy Improvement Through Design. Jump Duct. Good Duct Design Practices . Part 8 Subjects: Duct Loads. How Duct Loads Can Change Equipment Sizing. Duct Loads and Fan Sizing. Day 2 . Part 9 Subjects: Inspection and Testing Duct
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