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home:redland_addition [7 months ago - 2025/07/08 18:00] – [Toilet] aogailhome:redland_addition [2 weeks ago - 2026/01/24 07:43] (current) – [Central Vacuum] aogail
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 ===== HVAC ===== ===== HVAC =====
  
 +==== Routing lines====
 +
 +Holes for mechanical
 +
 +{{ :home:tb-224.pdf |Allowable holes in LVL rim joist}}
 +
 +Space for eight lines
 +
 +  * 4x 1/2 inch line sets need 4x(1.5^2) = 9 square inches
 +    * 3x3 inch square minimum
 +  * 4x 1/4 inch line sets need 4x(1.25^2) = 6.25 square inches
 +    * 2.5x2.5 inch square minimum
 +
 +Separate upstairs and downstairs exits?
 +
 +
 +==== Electrical ====
 +
 +{{ :home:interp-09-01-el-hvac-disconnect.pdf |OESC 2023 determination regarding disconnect for indoor units in a zonal split system}}. The lockable disconnect outdoors is sufficient for the indoor units.
 ==== Flare fittings ==== ==== Flare fittings ====
  
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   * [[https://www.vacuflo.com/wba/content/smartzone-system/homezone/retractable/|Vacuflo retractable hose]]   * [[https://www.vacuflo.com/wba/content/smartzone-system/homezone/retractable/|Vacuflo retractable hose]]
   * [[https://hideahose.com/find-a-dealer/|Hide-a-hose]]   * [[https://hideahose.com/find-a-dealer/|Hide-a-hose]]
 +    * [[https://hideahose.com/do-it-yourself/|DIY hide-a-hose kits]]
   * [[https://www.reddit.com/r/VacuumCleaners/comments/hmd2nz/diy_install_of_hideahose_or_chameleon_addition_to/|Reddit thread about DIY retractable hose installation]]   * [[https://www.reddit.com/r/VacuumCleaners/comments/hmd2nz/diy_install_of_hideahose_or_chameleon_addition_to/|Reddit thread about DIY retractable hose installation]]
 +  * [[https://www.youtube.com/watch?v=0pPYSsUWi8k|Retractable hose comparison]]
  
 ===== Bathroom Design ===== ===== Bathroom Design =====