Duct systems - Articles - Page 4

AMCA Updates Louver Debris Impact Test Method

Adds instructions for mounting a louver test specimen to a test frame using angle iron

August 1, 2023

ANSI/AMCA Standard 540-23 establishes uniform methods of laboratory testing the ability of a louver to remain unbreached by flying debris during a windstorm.

Residential Fire Performance Takes the Spotlight in Insurance Policy Debate

The nation's most populous state is reeling from an insurance shortage. Here's how that can impact residential HVAC

Stacey Winconek

July 21, 2023

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When it comes to residential fire performance, Liron Brish, founder of Mangrove, has a suggestion for the HVAC industry.

Griplock Systems Joins HARDI as the Newest Supplier Manufacturer Member

CEO says 'this collaboration will open doors to forge new relationships with distributors'

July 21, 2023

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Griplock Systems will also be attending the HARDI Annual Conference December 2-5 in Phoenix, AZ.

The One-Degree Principle

Duct renovation and high-performance HVAC are not for low-initiative contractors because they require a lot of sustained effort

David Richardson

July 20, 2023

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The key is to adjust your set point slowly and focus on progress, not perfection. Don’t try to add 100°F all at once; you’ll burn out.

Aeroseal Raises $67 Million in Series B Funding

The duct and building envelope sealing company has now raised over $100 million

July 16, 2023

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The company currently operates largely in North America, but sees significant opportunities in the U.K. and the rest of Europe.

NADCA Fall Technical Conference Offers Hands-On Training

June 28, 2023

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NADCA’s annual Fall Technical Conference features hands-on training during which attendees can use real-world scenarios to develop practical skills.

Stock Spiral Duct for Negative Pressure Applications

Based on new data, the allowable negative pressures for which “stock” spiral duct can be used has been updated

Bob Reid

June 26, 2023

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The non-corrugated, "stock" spiral duct can be used for commercial HVAC applications up to -1.0” WG through 42” diameter, up to -2.0” WG through 34” diameter, and up to -4.0” WG through 16” diameter.

DCL Supply Named Exclusive Distributor in Canada for Griplock Systems' HVAC Suspension Systems

June 19, 2023

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With this exclusive distributorship, DCL Supply expands its product portfolio to offer Griplock Systems' comprehensive range of HVAC suspension solutions.

SMACNA Testing & Research Institute Verifies Griplock's Cable Suspension System for Ductwork

Suspension system utilizes high-strength cables and fittings to securely suspend HVAC ducts and equipment

June 14, 2023

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By replacing conventional hangers, this system provides increased flexibility in duct layout and simplifies installation, thereby reducing labor and material costs.