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Residential Wiring Best

PART 2: Rewiring Options, Benefits and Drawbacks In Part One I discussed knob and tube wiring and the potential problems and issues that may arise if your home still contains legacy knob and tube. Perhaps your home still contains knob and tube, or you are considering remodeling or planning new construction. In this article, I will explain

Efficient vs Healthy Building

Recently appeared in the NorthBay Biz Journal, GreenScene by Alex Stadtner A battle has been raging in the design-build community for decades. Much is at stake, yet few are paying attention. Here’s the blow-by-blow from a battle that affects everyone. Ringside. Energy Efficient versus Healthy Building. A hush before the bell rings… When “green building” is mentioned

Building Inspector Environmental Checklist

Every building inspection should include a minimum scan for these Top-10 common environmental problems. These factors are simple to evaluate, often only involving using your nose and eyes, and can literally save lives. This building inspector environmental checklist is adapted from the Building Biologist’s Healthy Home Standard. There is no reason every home inspector cannot

EMF Health Effects

EMF Health Effects Study Released Everyone always asks me – whether they’re skeptics or not – where can I read peer-reviewed, published studies about EMF health effects? “Are there really studies linking magnetic fields and radio frequency radiation to cancer?”  Well… this is it!  Here is a big dose of reality for all the naysayers.

IEQ Investigations – The 4 P’s

Wednesday, 02 January 2013 by
IEQ investigations

IEQ Investigations – The 4 P’s Indoor Environmental Quality (IEQ) is critical for occupant comfort, productivity, and well-being. An IEQ investigation should be performed proactively in order to avoid occupant complaints and decreased productivity, and to minimize long-term damage to building materials. Too often, IEQ investigations are made reactively – in response to occupant complaints or known

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Exposure Limits in US

Exposure Limits in US – Alphabet Soup Exposure Limits in US should be super simple. “Do not exceed #.” But it’s a government regulatory issue… so how simple could it be? Here is a summary of the primary exposure limits used by our government and industrial hygienists in the United States. Permissible Exposure Limits (PELs) – OSHA

What is “Lead-Free”?

Friday, 14 December 2012 by
Environmental Testing

What does “100% Lead Free” really mean? What it lead-free? The EPA’s lead rule sets an action level of 15 parts per billion (ppb) and they estimate that more than 40 million U.S. residents use water “that can contain lead in excess of 15 ppb. If tests show that the level of lead drinking water

cell phone safety

Cell Phone Safety Tips for Limiting Radiation There are many safety tips that focus on immediate life and safety. Here are some examples of common cell phone safety tips: Don’t drive while using a cell phone Don’t cross the street while engaged in conversation on a cell phone If a police officer tells you to

Mold Testing is a Bad Idea?

Tuesday, 11 December 2012 by
mold testing

Mold Testing is a Bad Idea? “Mold testing” is commonly requested. People like the idea of collecting samples and getting actual data back from a microbiological lab, but mold testing results are highly variable and easily misinterpreted. For there to be statistical significance in the results there must be many samples collected, and most project

Water

Indoor Environmental Assessments – The 3 C’s Indoor environmental professionals (IEPs) are a well-rounded lot. They are trained in building science, construction techniques, mechanical systems, and how to perform healthy building inspections. As with every profession, IEPs rely on guidance documents with definitions and criteria for discussing scenarios they commonly encounter. Indoor Environmental Assessments –

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