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thinmyster
03-29-2016, 09:08 AM
Does anyone have any info on drilling through these engineered truss joists (JSI 20 11 7/8"). I am looking to re-route some HVAC I just want to make sure my spacing is within code.

https://farm2.staticflickr.com/1645/25512682093_0de1e53fa5_z.jpg (https://flic.kr/p/EStaxc)Skitch (https://flic.kr/p/EStaxc) by mr2Jon84 (https://www.flickr.com/photos/88856943@N07/), on Flickr