Sheet Metal Duct Fabrication Instructions

Describe the tools and equipment associated with fabrication.

Sheet metal duct fabrication instructions.

Duct materials of all common types are covered separately for fabrication and installation rates by lb hr or hour per piece. Layout manual for sheet metal duct fitting for the hvac sheet metal industry. Suburban sheet metal ltd mailing address p o. The round sheet metal duct of equal gauge 2 with 1 25 mm dovetail or tabs is inserted through the hole and secured with dovetail tabs.

Blueprint sheet metal textbook handouts and instructor demonstrations. Identify the procedures associated with joining and installing sheet metal duct. E fasten the duct to the floor joists using metal hangers or other appropriate fasteners. Large manufacturers who use vast tonnages of steel products such as the automobile makers switch gear producers and other sheet metal fabricators the later sections describe the geometry and.

Reference manual for labor units for sheet metal and hvac jul 25 2019. This yard shop takes us into the world of custom metal duct work. Identify the different types of sheet metal duct systems. Identify the different types of fiberglass duct systems.

Read chapter 4 sheet metal textbook straight duct consult with instructor. Kennedale tx 76060 phone 817 478 0801 fax 817 483 6571 page 5 of 43 sheet metal standards duct guage and enforcing for 1 ess drive gauge of metal duct dimensions 5 joint 4 joint 2 5 joint 2 joint joint. Cut a hole into the center bottom of the fiber glass duct 3 equal in diameter to the round sheet metal duct 2. 28 galvanized sheet metal cut 21 1 4 x 8 learning materials.

Fittings and accessories are listed separately as are reinforcements tie rods and hangers. News introducing smacna s round industrial duct construction app. In most installations the main trunk line is routed through the center of the home either in the basement or the attic. Toggle menu 707 999 7710 gift certificate.

Sheet metal duct fabrication instructions layout manual for sheet metal duct fitting for the hvac sheet metal industry. Login or sign up. It is a new american national standard. When a necessary turn in the main trunk line is required a short way or long way elbow may be used.

Smacna s first edition of the phenolic duct construction standard provides basic phenolic duct fabrication and installation standards that sheet metal contractors code officials and design engineers will find useful.