This Weeks Discoveries. 1/16/2019
Wenatchee Home Inspections

Another addition in a week of discovery.

As a Home Inspector, Structural Pest Inspector and Home Inspection Licensing Instructor I try to keep up with new products, manufacturer or trade information, code information or just interesting content that may help those who are in the profession or looking to further educate themselves.  The material may be articles, documents, video link,vendor sites, technical materials or even an interesting code questions.

Below is a list of some interesting items found in the last week.

Construction/Building Information-

Fire Blocking Basics

https://www.constructionprotips.com/jobsite-tips/fire-blocking-basics/

Is Treated Wood Always Required for Sills?

By Glenn Mathewson

https://www.jlconline.com/how-to/framing/is-treated-wood-always-required-for-sills_o

More Article from Glenn Mathewson

https://www.jlconline.com/author/glenn-mathewson


CFR for R-Value

https://www.ecfr.gov/cgi-bin/text-idx?c=ecfr&SID=a8bb1a19dcc9418b162c3c74dc871e91&rgn=div5&view=text&node=16:1.0.1.4.61&idno=16

Differential Deflection in Wood Floor Framing

https://www.structuremag.org/?p=1131&fbclid=IwAR3k8JC49QhhlDKdvMailtPSgVkLAU1ZVSz2CjsdOqtqlApEjemGa-NAIx0

This is a little older article but a great read.

Framing Layout Rules of Thumb

https://www.jlconline.com/how-to/exteriors/framing-layout-rules-of-thumb_o

Building Science Information-


Kitchen Exhaust: Guide to Buying a Range Hood

https://www.youtube.com/watch?v=y08HOnzafM8




Storm windows will produce similar savings at a far lower initial cost. Here is a nice article on this.

https://www.energy.gov/energysaver/storm-windows

Really a nice seminar on building performance-

Home Performance Essentials Shown with Infrared Thermal Imaging

https://youtu.be/7yhGDm1Rpg4

Ice Dams

https://buildingscience.com/documents/building-science-insights/bsi-097-de-icing-ice-dams


Venting Vapor
https://buildingscience.com/documents/insights/bsi-088-venting-vapor

Does Fiberglass Attic Insulation Really Lose R-Value?

https://www.energyvanguard.com/blog/does-fiberglass-attic-insulation-really-lose-r-value

The Unintended Consequences of High-MERV Filters

https://www.energyvanguard.com/blog/unintended-consequences-high-merv-filters

Explaining Air Sealing and Ventilation to Homeowners

https://contractors.efficiencyvermont.com/news-resources/thoughts-of-home-explaining-air-sealing-and-ventilation-to-homeowners

Here is an interesting article.

What Is the Relative Humidity When It's Raining?

https://www.energyvanguard.com/blog/what-relative-humidity-when-its-raining


Series and Parallel Heat Flow

https://youtu.be/KTBYB664fFE

Building Codes/Technical Documents-

R-value Rules for insulative materials

https://www.ecfr.gov/cgi-bin/text-idx…


2018 International Code Requirements for Windows & Doors

https://windowanddoor.com/article/januaryfebruary-2019/2018-international-code-requirements-windows-doors

Electrical

Neutral Necessity: Wiring Three-Way Switches

https://www.jlconline.com/how-to/electrical/neutral-necessity-wiring-three-way-switches_o

Plumbing/HVAC




Daikin Mini-splits

https://www.daikinac.com/content/assets/DOC/Product%20Brochures/2017/CT-DUCT.pdf


Do High-MERV Filters Always Reduce Air Flow?
https://www.energyvanguard.com/blog/do-high-merv-filters-always-reduce-air-flow

Miscellaneous Information-

The Iroquois Theater Disaster Killed Hundreds and Changed Fire Safety Forever

https://www.smithsonianmag.com/history/how-theater-blaze-killed-hundreds-forever-changed-way-we-approach-fire-safety-180969315/

This is the update where the CDC rescinded the initial study “Pulmonary Hemorrhage/Hemosiderosis Among Infants --- Cleveland, Ohio, 1993-1996”
This was the study that started the mold issue in the press and those who wanted to use it. Unfortunately, this update never got the press and the “Mold Epidemic” ensued.

https://www.cdc.gov/Mmwr/preview/mmwrhtml/mm4909a3.htm

WDO-

Drywood termites- Not a common item in Washington.

https://ucanr.edu/blogs/blogcore/postdetail.cfm…

" You can only teach someone, as much as they are willing to learn."

Chris G. Varona

If you find any errors or have additional information that would expand on any code, building standards or manufacturer requirements please let me know.

NCW Home Inspections, LLC  is a Licensed Washington State Home Inspection service located in Wenatchee Washington serving Chelan County, Douglas County, Kittitas County, Okanogan County and Grant County Washington and the cities of Wenatchee, Leavenworth, Cashmere, Oroville, Cle Elum, East Wenatchee, Quincy and many more…  

Your Wenatchee and Chelan Professional Real Estate, Home and Structural Pest Inspection Service

Instructor- Fundamentals of Home Inspection-  Bellingham Technical College

WA Home Inspector Advisory Licensing Board

www.ncwhomeinspections.com                                                   509-670-9572

You can follow me on Facebook, Twitter, Google+ and on my website Blog.

This Weeks Discoveries in Home Inspections