Backdraft Damper helps meet 2014 NFPA rquirements.

Press Release Summary:

KB Duct Backdraft Damper helps installers meet 2015 NFPA requirements regarding installation of Explosion Isolation Device on all suction side ducts that transport material with KST value above zero. Constructed from heavy-duty welded steel, KB-NRV no-return explosion isolation valve protects workers and facilities from damaging effects of baghouse or filter explosion. Features include flanged inlet and outlet with coflanges, inspection access door, grounding lug, and locking mechanism.

Original Press Release:

Meet 2014 NFPA Requirements with the NEW KB Duct Backdraft Damper

Greensboro, North Carolina — Meeting 2015 NFPA requirements just got easier with the introduction of the new KB Duct Backdraft Damper.  The installation of an Explosion Isolation Device on all suction side ducts that transport material with a KST value above zero is now an NFPA requirement that you can now easily meet with KB Duct's no-return explosion isolation valve.  Installation of this valve will protect workers and facilities from the damaging effets of a baghouse or filter explosion.

Constructed from heavy duty welded steel, the valve is ATEX certified, has a flanged inlet and outlet with coflanges, an inspection access door, grounding lug and locking mechanism.  The KB-NRV is 100% NFPA 69-2014 compliant and is available in three options: micro-switch for system shut down, dust level sensor and control panel for sensor power and integration. No return valves available in dimentions from 7" to 28" and rated for Class ST 3 Applications Kst max 300 bar m/s p red 0.50 bar and 32" to 40" rated for Class ST 2 Applications Kst max 299 bar m/s P red 0.25 bar.

Kirk & Blum is the nation's largest and one of the oldest manufacturers of industrial sheet metal components for more than 100 years.  Kirk & Blum has a complete offering of ducting - flanged and clamp-together, individual components or complete systems with accessories, as well as both custom and special fabrications. Using the latest technology and production techniques, Kirk & Blum will provide free design for the development and fabrication of custom products and is renowned for the full service and highest quality guaranteed.

For more information:
Kirk Figan
National Sales Manager
USA, Canada, Mexico
K&B Duct/Component Part
a CECO Environmental Company
8735 West Market Street
Greensboro, NC 27409

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