Ventilation and IAQ - Articles - Page 46

Microprocessor Controls for Preconditioners – Greenheck

January 28, 2020

New microprocessor controls can now be specified on Greenheck energy core ventilator model ECV and energy recovery ventilator models ERV and ERVe.

Ranking the 100 Best Municipalities for STEM Jobs in 2020

January 28, 2020

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According to the latest U.S. Bureau of Labor Statistics analysis, STEM — science, technology, engineering and math — professions are expected to grow 8.8% between 2018 and 2028, compared to just 5.0% for all other occupations.

IAQ and IEQ -- By Whose Authority?

Who has the authority, responsibility, and liability for keeping the air clean?

Steven G Liescheidt P.E., CCS,

January 27, 2020

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Professional engineers and architects have legal responsibilities and liabilities as dictated by state statutes.

U.S. DOE Finalizes Rule Clarifying Use of ASHRAE Standard 90.1

January 23, 2020

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The language of the statute makes clear that Congress intended to establish a high bar for the DOE to go beyond the levels in ASHRAE Standard 90.1, an intention clearly reflected by its decision to require a heightened evidentiary standard.

Life Safety Dampers: Types and Applications

The differences between dampers and the control system requirements affecting their applications.

Larry Felker

January 23, 2020

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Chapter 7 of the International Building Code (IBC)1 requires life safety dampers to protect duct and air transfer openings within building separations — fire walls, fire barriers, fire partitions, horizontal assemblies, smoke barriers, and smoke partitions.

Life Safety Damper Testing

Kent Maune

January 22, 2020

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Testing and maintenance requirements are provided in Chapter 19 of NFPA 80 for fire dampers and Chapter 7 of NFPA 105 for motorized smoke dampers and combination fire/smoke dampers.

Lessons from Unspeakable Tragedies

Mold in American hospitals is causing pediatric deaths.

Stephanie Taylor, M.D., M. Arch, CIC

January 17, 2020

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The recently publicized reports of children dying from Aspergillus fungal infections once again brings into question the culture around reporting errors in U.S. hospitals.

StrengThin™ 100 Series E125 Installation-Ready™ Butterfly Valve – Victaulic

January 13, 2020

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Rubber-lined valve features built-in coupling, making it light, compact and easier to install than flanged wafer valves.

Clean Guard CC Mini-Split Maintenance Bag – Nu-Calgon

January 6, 2020

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The reusable bag has an industrial-grade elastic collar that simply adjusts to fit around a wall-mounted indoor air conditioner.

Enduro-Pleat® X3 MERV 13 Filters – Filtration Group

December 31, 2019

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This new product stands up to the most demanding of HVAC applications while performing at a MERV 13 filtration efficiency, which is required for LEED certification and other specific industries.

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Microprocessor Controls for Preconditioners – Greenheck

Ranking the 100 Best Municipalities for STEM Jobs in 2020

IAQ and IEQ -- By Whose Authority?

U.S. DOE Finalizes Rule Clarifying Use of ASHRAE Standard 90.1

Life Safety Dampers: Types and Applications

Life Safety Damper Testing

Lessons from Unspeakable Tragedies

StrengThin™ 100 Series E125 Installation-Ready™ Butterfly Valve – Victaulic

Clean Guard CC Mini-Split Maintenance Bag – Nu-Calgon

Enduro-Pleat® X3 MERV 13 Filters – Filtration Group

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