HVAC Duct Construction Standards - Metal and Flexible, 4th Edition

HVAC Duct Construction Standards - Metal and Flexible, 4th Edition

SMACNA

Description

Building on a history of duct construction standards nearly 100 years old, the flagship SMACNA HVAC Duct Construction Standard – Metal & Flexible 4th edition represents the state of the art in the sheet metal duct fabrication and installation requirements. Significant changes for the 4th edition include; flat oval tables for positive/negative pressure applications; spray and aerosolized duct sealants; non-fiberglass duct liner applications; added information on spiral duct fittings; updates to duct hanger requirements; flexible duct hanger spacing and support bracing.

Details

Topic
Technical Standards, HVAC Duct Construction Standards
Media Type
Book
Publication Year
2021
Page Count
416
Edition
4th

Table of Contents

Cover Page
i
Tital page
Sec1i
Copyright
Sec1ii
FOREWORD
Sec1iii
HVAC DUCT CONSTRUCTION TASK FORCE
Sec1iv
NOTICE TO USERS OF THIS PUBLICATION
Sec1vi
1. DISCLAIMER OF WARRANTIES
Sec1vi
2. ACCEPTANCE
Sec1vi
3. AMENDMENTS
Sec1vi
4. PROPRIETARY PRODUCTS
Sec1vi
5. FORMAL INTERPRETATION
Sec1vi
6. APPLICATION
Sec1vii
7. REPRINT PERMISSION
Sec1vii
8. THE SMACNA LOGO
Sec1vii
MODEL PROJECT SPECIFICATION
Sec1ix
LIST OF SIGNIFICANT CHANGES FROM THE THIRD EDITION
Sec1x
TABLE OF CONTENTS
Sec2ix
CHAPTER 1 ENGINEERING AND DESIGN
Sec2xvii
1.1 INTRODUCTION
1.1
1.2 INFORMATION REQUIRED FOR DUCT CONSTRUCTION
1.1
1.3 MODEL SPECIFICATIONS
1.1
1.4 DUCT SEALING
1.11
1.5 INTRODUCTION TO BASIC CONSTRUCTION
1.13
CHAPTER 2 RECTANGULAR DUCT CONSTRUCTION
1.23
2.1 INTRODUCTION TO THE RECTANGULAR DUCT CONSTRUCTION SCHEDULES
2.1
2.2 RECTANGULAR DUCT REINFORCEMENT
2.4
2.3 LONGITUDINAL SEAMS FOR RECTANGULAR DUCT
2.11
CHAPTER 3 ROUND, OVAL AND FLEXIBLE DUCT
2.127
3.1 ROUND DUCT CONSTRUCTION STANDARDS
3.1
3.2 COMMENTARY
3.2
3.3 FLAT OVAL DUCT CONSTRUCTION STANDARDS
3.27
3.4 COMMENTARY
3.27
3.5 FLEXIBLE AIR DUCT INSTALLATION STANDARDS
3.48
3.6 SPECIFICATION FOR JOINING AND ATTACHING FLEXIBLE DUCT
3.48
3.7 SPECIFICATION FOR SUPPORTING FLEXIBLE DUCT
3.48
CHAPTER 4 FITTINGS AND OTHER CONSTRUCTION
3.55
4.1 REQUIREMENTS
4.1
CHAPTER 5 HANGERS AND SUPPORTS
4.15
5.1 HANGING AND SUPPORTING SYSTEMS
5.1
5.2 COMMENTARY
5.1
CHAPTER 6 EXTERIOR COMPONENTS
5.25
6.1 INTRODUCTION
6.1
6.2 ROOFTOP EQUIPMENT INSTALLATION
6.5
6.3 COMMENTARY
6.5
CHAPTER 7 ACCESSORIES
6.11
7.1 VOLUME DAMPERS
7.5
7.2 NOTES FOR FIGURES 7–4 AND 7–5
7.5
7.3 COMMENTARY
7.5
7.4 INSTALLATION STANDARDS FOR RECTANGULAR DUCTS USING FLEXIBLE LINER
7.14
7.5 COMMENTARY
7.15
7.6 INSTALLATION STANDARDS FOR SINGLE WALL, ROUND DUCT INSULATION DUCT LINERS
7.16
7.6.1 Single Wall Round Applications Requiring Additional Support or Mechanical Fastening:
7.16
7.6.2 Single Wall Round Applications Requiring Nosings:
7.17
7.7 COMMENTARY
7.18
CHAPTER 8 DOUBLE−WALL DUCT CONSTRUCTION
7.23
8.1 INSTALLATION STANDARDS COMMENTARY
8.1
CHAPTER 9 EQUIPMENT AND CASINGS
8.17
9.1 CASING AND PLENUM CONSTRUCTION STANDARDS
9.1
9.2 COMMENTARY
9.24
9.3 CASING ARRANGEMENT
9.24
CHAPTER 10 SPECIALTY SYSTEMS
9.27
10.1 HOODS
10.2
10.2 UNDERGROUND DUCT CONSTRUCTION STANDARDS
10.4
10.3 COMMENTARY
10.7
CHAPTER 11 FUNCTIONAL CRITERIA
10.11
11.1 FUNCTIONAL CRITERIA FOR DUCTS
11.1
11.2 RECTANGULAR DUCTS
11.1
11.3 COMMENTARY
11.2
11.4 PROCEDURE FOR RATING DUCT CONSTRUCTION METHODS RELATIVE TO THE SMACNA CONSTRUCTION TABLES
11.8
11.5 NOTES ON SPECIMEN TESTING
11.9
11.6 SOUND AND VIBRATION
11.10
APPENDIX
11.19
APPENDIX A
11.20
CONTRIBUTORS TO THE FOURTH EDITION
A.26
Back Cover
A.28