International Association of Sheet Metal, Air, Rail and Transportation Workers (SMART)
![](https://nabtu.org/wp-content/uploads/2017/03/SMART_Logo_2015_RGB-1200x243.png)
SMART members work in several industries. Sheet metal workers fabricate, install and service heating, venting and air conditioning systems; blowpipe and industrial systems; metal roofing; coping and flashing; and stainless steel work for restaurants, kitchens and hospitals. They prepare shop and field drawings manually and with computer-aided design.
Headquarters:
1750 New York Avenue, NW
Washington, DC 20006
Phone: 202-662-0800
smart-union.org