Differences

This shows you the differences between two versions of the page.

--- home:maintenance [2023/08/22 01:56] – sooperman
+++ home:maintenance [2025/09/21 15:25] (current) – sooperman
@@ Line 7: / Line 7: @@
 - [VIDEO: Painting Aluminum Siding](https://www.youtube.com/watch?v=TJRz3Y9-Pnc)
 - [VIDEO: Repairing Aluminum Siding Holes](https://www.youtube.com/watch?v=gYAn7k8yClk)
+- [VIDEO: Chinese Construction](https://youtube.com/shorts/uRJZRKXKPyQ?si=wZxKDJk7kEogzXyq)
+## Building / Contracting Licensing Requirements
+- [ARTICLE: TN Home Improvement License](https://www.suretybondsdirect.com/blog/tennessee-home-improvement-license) *(required in about 10 TN counties, covers projects up to $25k)*
+- [ARTICLE: TN Contractors' Licenses Overview](https://www.examprep.org/contractors-license/tennessee/)
+- [TN.GOV: Contractor's Board Meetings](https://www.tn.gov/content/tn/commerce/regboards/contractors/meetings.html)
+- [TN.GOV: TN Contractor License Requirements](https://www.tn.gov/commerce/regboards/contractor/license-requirements.html)
+- [PDF: Tennessee Contracting/Subcontracting Law](https://www.tn.gov/content/dam/tn/commerce/documents/regboards/contractors/forms/ContBiddingInformation_001.pdf)
 ## Duct Work
@@ Line 12: / Line 20: @@
 - [VIDEO: Overview of Installing Ductwork](https://www.youtube.com/watch?v=86pJJK_9Tso&pp=ygUVZHVjdHdvcmsgaW5zdGFsbGF0aW9u)
 - [VIDEO: Three Ductwork Issues](https://www.youtube.com/watch?v=ULnAGzVUXUY&pp=ygUVZHVjdHdvcmsgaW5zdGFsbGF0aW9u)
+  - Return duct should be larger than supply duct
+  - End should be capped, with last branches being before the end
+  - Size of duct should step down over the length (to normalize air flow)
+  - Consider space being served by each branch
+  - "Octopus" architecture is probably far from optimal
 - [VIDEO: Ductwork Basics](https://www.youtube.com/watch?v=zc2ldQ0zdps&pp=ygUVZHVjdHdvcmsgaW5zdGFsbGF0aW9u)
 - [VIDEO: Ductwork Step-by-Step](https://www.youtube.com/watch?v=k2y4IR4oEms&pp=ygUVZHVjdHdvcmsgaW5zdGFsbGF0aW9u)
@@ Line 18: / Line 31: @@
 - [VIDEO: Start-to-Finish Ductwork Changeout](https://www.youtube.com/watch?v=ggJY0HPf5R0&pp=ygUVZHVjdHdvcmsgaW5zdGFsbGF0aW9u)
 - [VIDEO: Names of Ductwork Parts](https://www.youtube.com/watch?v=1ZLScq-KpTc&pp=ygUVZHVjdHdvcmsgaW5zdGFsbGF0aW9u)
+- [VIDEO: HVAC Tools](https://www.youtube.com/watch?v=lzyGgP6I4AY&pp=ygUVZHVjdHdvcmsgaW5zdGFsbGF0aW9u)
 - [LOWES: Round, Insulated Ductwork](https://www.lowes.com/pd/IMPERIAL-12-in-x-300-in-Insulated-Polyester-Flexible-Duct/50401806)
 - [LOWES: Lowes Ductwork Components](https://www.lowes.com/pl/HVAC-duct-fittings-Heating-cooling/4294512241)