THE VIDEO SHELF · diy air filtration
How to Make a DIY Air Filter | Ask This Old House
This Old House's Ross Trethewey explains MERV filter ratings and how air filtration works, then shows how to build a localized DIY air filter, including a box fan with multiple filters.
Why HN readers recommended it
HN recommends it as a practical breakdown of filtration versus air volume and a clever box-fan filter design.
This is a summary from the source dataset, not an endorsement by Hacker News or the video creator.
Video & recommendation details
- Creator / channel
- This Old House
- Topic
- diy air filtration
- Format
- tutorial
- Level
- general
- HN recommenders in dataset
- 2
- HN mentions in dataset
- 3
- Recommendation years in dataset
- 2021–2022
These counts and years describe the included Hacker News records; they are not YouTube views or the video’s publication date.
From the original HN conversations
Excerpts from the recorded comments. Follow each source for the full comment and surrounding discussion.
This Old House made a great video on the subject of using box fans with filters: [VIDEO] I've been using the design they showed in the video, but I will definitely try this duct-fan method, saving electricity is always a bonus.
Meleagris on Hacker News · 2021-02
In The Cuboid: A DIY air purifier that's better than a box fanThis Old House has a really good breakdown on filtration and air volume and have a pretty clever DIY box fan approach using multiple filters. Still costs under $100. The Wirecutter recommended Coway filter is $185 on Amazon. [VIDEO]
tootie on Hacker News · 2021-10
In Real-world data show that filters clean Covid-causing virus from air
Summaries, classifications and recommendation records are from the HackerTube source dataset. Read about this library and its limitations.
