SHEET METAL

 Other Items from Duct Books

  AIR HANDLING SYSTEMS DESIGN - A complete guide to selecting and designing air handling systems for all types of air-conditioned buildings. Focuses exclusively on central air handling systems, it provides detailed practical information on more than 25 constant volume, variable volume, and hybrid systems-including single zone, terminal reheat, double duct, dual conduit, and hydronic pump systems. Basic Heating and Cooling Loads. Designing an Air Handling System. Load Variations in Conditioned Space. Basic Single Zone Air Conditioning Systems. Central Air Conditioning Systems. Constant Volume Systems. Variable Volume Systems. Basic Grouping of Air Handling Systems. Fan Coil Unit System. Induction System. Hydronic Heat Pump System. Heat Recovery and Economizer Cycle. Indirect Evaporative-Cooling. Energy Conservation and Systems Retrofit.
  A Guide To Insulated Air Duct Systems - Sets forth the basics of fibrous glass air duct insulation, its role in thermal and acoustical performance and how it contributes to indoor comfort and environmental quality. It covers fibrous glass duct systems, duct liner and duct wrap insulations for sheet metal ducts, rigid duct insulation, and flexible insulated ducts. Details the features and benefits of each type and job-site checklists for inspectors and code officials are included. NO. OF PAGES: 32 pp. PUBLISH DATE: 1997 PUBLISHER: NAIMA UNITS: I-P Item Code: 96753
  Cleaning Fibrous Glass Insulated Air Duct Systems - Includes general guidelines for determining when insulated ducts may need to be cleaned, how to open ductwork for access by personnel with cleaning equipment, how to close and seal openings after cleaning, and brief descriptions of commonly used cleaning methods and equipment. Pre-cleaning and post-cleaning checklists are included. NO. OF PAGES: 40 pp. PUBLISHER: NAIMA UNITS: I-P Item Code: 96755
  FIBROUS GLASS DUCT CONSTRUCTION STANDARDS - Includes comprehensive instructions on how to fabricate and install fibrous glass duct systems. This illustrated handbook depicts methods of constructing simple straight duct sections plus tees, elbows and complex fittings, installing accessories, connecting ducts to HVAC equipment. Outlines UL 181A approved closure systems, recommended methods of reinforcement, support, and damage repair. Includes a detailed job inspection checklist. (Designed for use in conjunction with the Videotapes: "Duct Board Fabrication Concepts".) 144-page Manual
  FIBROUS GLASS DUCT LINER STANDARD - This standard provides comprehensive and detailed information regarding the materials, accessories, specification, fabrication, installation, commissioning, maintenance and service life of fibrous glass duct liners. Includes numerous informative illustrations. Third Edition, 2002. 29-page Manual Pub. No. AH124
  HVAC AIR DUCT LEAKAGE TEST MANUAL - Solves duct leakage control using duct seal class and duct leakage class! A companion to HVAC Duct Construction Standards - Metal and Flexible, this manual contains duct construction leakage classification, expected leakage rates for sealed and unsealed ductwork, duct leakage test procedures, recommendations on use of leakage testing, types of test apparatus and test setup and sample leakage analysis. Also covered are orifice flow meter design and valuable references for fluid meter instrumentation. This manual is referenced in ASHRAE's Energy Conservation Standard 90.1. Identified as DALT by some government agencies. Can be used for positive and negative pressure tests.
  HVAC SYSTEMS DUCT DESIGN - A fundamental duct system design manual for commercial and light industrial heating, ventilating and air conditioning systems. System effects for inlets and outlets of fans, noise control in ducts and use of extractors, splinters and dampers are included. New loss coefficients for elbows with 45-degree throats on square and radius heels and radius throats with square heels. Losses compare favorably with elbows with double wall turning vanes in several cases. Structured to offer the designer options in energy-efficient design methods, materials and construction. Includes soft metrics.
  Residential Sheet Metal Guidelines - The first edition of SMACNAs Residential Sheet Metal Guidelines offers contractors, designers, builders and homeowners a source of expert information on the proper fabrication and installation of exterior sheet metal in residential buildings. Covering topics that include roof drainage systems, decks, chimneys, windows, doors and ledges, the new manual presents details and explanations based on and designed for low-rise residential buildings, up to three stories, that are used as single-family and multi-family dwellings. The guide also highlights details commonly used in residential sheet metal work throughout the industry. In addition to generic detail drawings, design data and the appendixes will help users to adapt the drawings to local climate and project conditions. Carefully examining the information along with the local climate conditions will enable users to select the proper details for practically any residential architectural sheet metal application.
  Sheet Metal Made Lean & Clean - This guide is an introduction to owners, managers and workers in sheet metal fabrication and manufacturing shops to the principles and methods of lean production. It defines the application of lean production to sheet metal shop operations and provides the reader with an assortment of tools to begin the process of making their shop operations more efficient.
  Manual D - Residential Duct Systems -  Design a residential duct system in less time with the streamlined duct sizing procedure in this revised edition of Manual D. You can apply this procedure to constant volume systems and zoned, variable air volume systems, over the full range of duct construction materials. Manual D also includes the most comprehensive equivalent length data ever published. (298 pages) - Residential duct systems types, applications, and selection - Residential air-side equipment - Basic principles of multi-speed and variable speed blowers, pressure loss, operating point, and duct sizing calculations - Examples of duct sizing calculations -- constant volume systems, flexible duct, junction box systems, multiple zone VAV systems, two story VAV systems, and system retrofits with VAV dampers - How duct leakage affects indoor air quality and the combined performance of the envelope equipment system - Duct losses -- conductive losses and leakage losses adn how duct leakage affects indoor air quality and the combined performance of the envelope equipment system - Noise control
  Airflow in Ducts - 

WHAT YOU NEED TO KNOW ABOUT AIRFLOW

Your job is to deliver air. But do you really understand your delivery system? Learn what happens in the duct. Understand static pressure, velocity pressure, total pressure, dynamic loss, and friction losses--in practical terms that you can use on the job. Learn how duct fittings affect airflow. This book gives you another step to HVAC success. You will gain an understanding of airflow that few in the industry have.


Table of Contents

Basics of Airflow
Calculating Duct Sizes
Air Quantity and Velocity
Pressures in a Duct
Airflow in a Duct and Dynamic Losses
Sizing Ductwork
Calculating Pressure Losses in Ductwork
Duct Fittings
Measuring Airflow
Equations