C/S Group
Providing architectural products including acrovyn, louvers, expansion joint covers, entrance mats, grilles, sun shading, explosion vents, and smoke vents.
http://www.c-sgroup.com/

Artis Metals Company Inc
Artis Metals Company (artiscaps) the most popular chimney caps and ventilators used around the world today.
http://www.artiscaps.com/

Cierra Products Inc.
Supplies roof hatches, smoke vents, access panels, and safety railings. Includes specifications and CAD drawings.
http://www.cierraproducts.com/

AmeraProducts Company
AmeraProducts, Inc. - Commercial and Residential Building Accessories
http://www.ameraproducts.com/

Smoke Cloak
Smokecloak from Martin Security, tågesikring
http://www.smokecloak.com/

Wood Vents Unlimited
Wood Vents Unlimited
http://www.woodventsunlimited.com

Copper By Tom
Copper Awnings, Canopies, Water Heads, Conductor Heads, Louver Vents, Ridge Vents, 5 V-Crimp, Bay Windows, Stove Hoods, Chimney Caps, Finials, Custom Fabrication, Turrets, 26 Gauge Galvalume, V-Crimp, V Crimp
http://www.copperbytom.com/

Smoke Control Services Limited
Smoke Control Services specialise in smoke control systems for multi-occupancy residential buildings providing packaged solutions designed to comply with building regulations simply and efficiently.
http://www.smokecontrol.co.uk

Smoke Rite Ovens
Complete range of Australian made smoking ovens that can smoke, roast, cook, bake and steam.
http://www.smokeriteovens.com.au

Smoke in C4D
Offers examples and tutorial information on how to use visible lights to make wispy, smoky smoke in C4D.
http://www.technoscope.com/c4d/smoke.html