Nystrom Universal Series storage/warehouse vents are rooftop venting systems for factories qand industrial buildings that automatically opens, releasing heat, smoke, and noxious fumes during a fire, as required by building code section 910. The Universal Series smoke vents may also be used in stage venting applications as required by IBC section 410. Nystrom Universal Series double door and quad door vents are UL 793 listed and FM4430 approved.

Nystrom recently developed a new order guide and corresponding model numbering system to help you select and specify product options that meet your specific needs. We are currently updating all of our downloadable information with the new nomenclature but the process is not yet complete. We apologize for any inconvenience this may cause. Please do not hesitate to contact us with any questions or concerns.

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Quick Spec

Cover & Liner
14 gauge galvanized steel cover is stiffened to withstand a live load of 40 psf

22 gauge galvanized steel liner

Curb
14 gauge galvanized steel, 12" high curb, 3.5" mounting flange, 0.625" diameter mounting holes

Latch
Zinc-plated steel pyrolatch with 165F fusible link, exterior and interior manual pull handles, holds covers closed against a 90psf wind uplift

Spring/Hinge
Zinc-plated steel heavy duty tamper proof spring and hinge pack designed to automatically open vent against a 10psf snow load

Insulation
1" rigid insulation in cover and at curb perimeter

Finish
Gray powder coat