Is there a way to install more than one hood onto a duct and balance the air flow in the individual CKV hoods?

Listed variable volume dampers may be installed in the hood or ducts to facilitate CKV hood balancing. Streivor’s BalanceAire™ variable volume, low profile, adjustable opposed blade, dampers are engineered to be installed in hoods or ducts which are in close proximity to the hood’s exhaust plenum. This unique design allows for locking, unlocking and/or [...]

Is there a way to install more than one hood onto a duct and balance the air flow in the individual CKV hoods?2020-11-12T16:07:20+00:00

Are balancing dampers allowed in Type I CKV hoods and ducts?

National mechanical and fire codes generally allow balancing dampers to be installed in CKV hoods and ducts under the condition that the dampers are listed and installed in accordance with their listing. Streivor's BalanceAire is a UL 710 Listed Restaurant Hood Balancing Damper. Read More

Are balancing dampers allowed in Type I CKV hoods and ducts?2020-11-12T16:05:56+00:00

What is an opposed blade damper?

An opposed blade is a damper that has two or more blades that are fixed with the damper housing in an opposed position relative to each other. The blades are adjustable. By moving one or more of the blades the resistance created by the blades on the air passing through the damper can be increased [...]

What is an opposed blade damper?2020-11-07T02:16:25+00:00

What is the advantage of using an opposed blade damper verses a guillotine damper in a Type I CKV hood?

The advantage of using an opposed blade damper verses a guillotine damper, is that a guillotine damper is designed to create resistance to the air flowing through the duct by sliding a blade into the duct opening, usually from one side. This type of dampering will cause un even air flows through he duct [...]

What is the advantage of using an opposed blade damper verses a guillotine damper in a Type I CKV hood?2020-11-07T02:16:25+00:00
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