HVAC Heating Ventilation, Air Conditioning

HVAC Heating Ventilation, Air Conditioning

#60 HVAC system design needed for 2,736 sqft home over two floors.

Published 8-31-2022
HVAC system for residential multi-generational home design similar to a duplex with center breezeway access to gallery main entrance.


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#40 Pump down 5 ton Residential AC unit collect and store R22

Published 4-17-2019
We need to recover as much as possible the R22 refrigerant in our 5 ton home AC unit. It does not have values to a classical pump down to compressor will not work.


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Fire, smoke blocking and air sealing between floors in a home.

By Murray Wennerlund

When a duct passes through a second-story floor, across an 18-inch space, and vents into a drywall ceiling below, there are a few critical steps to follow to ensure proper sealing, fireblocking, and structural integrity.

How to Fail Your Municipality's Residential Block and Tie Inspection.

By Murray Wennerlund

These are some of the most common mistakes that municipal residential building inspectors encounter during inspections. Ensuring compliance with the applicable codes can help avoid these failures and ensure a safe electrical system.

Public Outreach Notice: Seeking Information on Solution 1 Restore Louisiana Home Warranty Program issues.

By Murray Wennerlund

Were you pressured by a contractor to sign off on repairs after the 2020-2021 disasters? We are investigating contractor fraud in the Restore Louisiana Program. Contact us confidentially to report your experience.