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Discussion Starter · #1 ·
I'm out in Hawaii building an unconditioned storage building. South side of the big island just outside of Hilo. I'm debating about wether or not to throw rain screen behind the hardi plank or not. What do the boys think?
 

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I'd say yes to the rain screen.

Uncondition shed interior will be hotter than ambient air during the day. Potential for more total humidity. Humidity is driven through sheathing, reaches cooler siding and condenses. Moisture needs a pathway out.

But wait for @Dirtywhiteboy . He'll have the local knowledge.
 

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Somehow I missed this one.
We don't usually use rain screen here. Hilo is a wet area but even in the wet areas on Oahu we never use it. We do like to use good house wrap like Green guard is the good one that's available here. We use the tape to the windows and tape the seams too. Are you doing board&batton or lap hardie? We don't get more that 10º to 15º temp change from night to day so we don't get much condensation. man we don't even flash windows here. It works fine because of the stable warm weather. It is good to use a good caulk like rain buster or sinkaflex as you build.
 

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Discussion Starter · #8 ·
@Dirtywhiteboy I'm in Pahoa. Love me a good punk show, but Kona is a 2 hour drive. Trying to get the work done out here before too much play. Island time is a real thing.

Building here is way different. The house I'm staying in has only screens for windows and no insulation, it's actually been comfortable the whole time. Been here a week and I'm much more chilled out. Finally figured out the "shaka" yesterday. SItting on the porch right now listening to the frogs chirp and ukulele. I'm gaining appreciation for hawaii.
 

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Yes :ROFLMAO: our walls are 3/4" thick and jealousy windows open year round. We don't have the coqui frogs here yet. They say they came in on the plants when they built the Hilton Waikaloa. Yes Hawaiian time is very real.
 

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The shaka comes from an old Hawaiian got his hand jammed up in some farm equipment and lost his 3 fingers so when he waved he only had a thumb and pinky. It's wildly used here for courteous driving.
 

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Discussion Starter · #14 ·
You're in a hippy area, lots of lazy people live there in the Puna District. I haven't been there in 20 years, I bet it's changed a lot.
Lots of psychedelics happening around here. It seems some people want to just work trade and escape their problems mainland. A mix between the wild west and peter pan I suppose. I guess it's a viable option ¯\(ツ)/¯. Generally very chill.
 

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@Dirtywhiteboy I'm in Pahoa. Love me a good punk show, but Kona is a 2 hour drive. Trying to get the work done out here before too much play. Island time is a real thing.

Building here is way different. The house I'm staying in has only screens for windows and no insulation, it's actually been comfortable the whole time. Been here a week and I'm much more chilled out. Finally figured out the "shaka" yesterday. SItting on the porch right now listening to the frogs chirp and ukulele. I'm gaining appreciation for hawaii.
During our stay there 2 years ago, I was surprised that we had no screens in the windows. Apparently, on some parts of the islands, insects are not a problem. Our AC was on when we arrived, but with keeping the windows open, it was needed at all.
 

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We use 3/4" strapping over Zip sheathing. We tape all the seams and use liquid flashing on the nails. Several good videos out there including Matt Risinger. With tight houses with low blower door scores, it makes sense to use a rain screen. Hardie is a cement product and will absorb water.
 

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We use 3/4" strapping over Zip sheathing. We tape all the seams and use liquid flashing on the nails. Several good videos out there including Matt Risinger. With tight houses with low blower door scores, it makes sense to use a rain screen. Hardie is a cement product and will absorb water.
Hardie works great here and is used most of the time. The paint keeps the water out. We don't build tight houses here in fact they are rather loose. We often use jealousy windows and the air just flies through them. We never close our jealousy windows so there's no need for a tight house. What ever that is?
 
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