Search: Posts Made By: mr_fitz
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08-03-17, 11:17 AM
Replies: 1
Views: 956
Posted By mr_fitz

attach board and batten directly to foam insulation?

I am insulating the outside of a cabin with 1.5 inch foam board - no insulation on the inside - and I am wondering if there is a problem attaching the exterior boards directly on top of the...
10-01-16, 12:14 PM
Replies: 1
Views: 421
Posted By mr_fitz

vapour barrier or not with sealed foam board already on basement wall?

Should I put vapour barrier on the room-side of a 2 x 3 framed wall in my basement? I will be insulating that wall with a r12 pink bat insulation.

I have installed 1 1/2" foam board around the...
09-22-16, 09:25 AM
Replies: 6
Views: 2,687
Posted By mr_fitz

In the end I stuffed the entire cavity with foam...

In the end I stuffed the entire cavity with foam board, using canned spray foam to fill gaps around each individual rectangle of foam. It was tedious, but I think this should all the problems: mice,...
09-15-16, 12:34 PM
Replies: 6
Views: 2,687
Posted By mr_fitz

There are at least two layers of drywall on the...

There are at least two layers of drywall on the bottom of the cavities. They extend under a bump out (originally a closet, now a built-in area with shelves) into the garage. The thing is, I don't...
09-13-16, 04:27 PM
Replies: 6
Views: 2,687
Posted By mr_fitz

Thanks Bud I was thinking 4" or maybe 6" foam...

Thanks Bud
I was thinking 4" or maybe 6" foam board at the front (interior) of the cavity only (2 or 3 pieces of 2" thick foam stacked) sealed around the edges with either tuck tape or silicone or...
09-13-16, 05:33 AM
Replies: 6
Views: 2,687
Posted By mr_fitz

insulating deep rim joist cavity - fill entirely with foam board or just 4"?

Is it okay to use just 4" thickness of foam board sealed up with caulk in a deep rim joist cavity? I worry about mold forming behind the insulation, but tedious to insulate a deep cavity one 2"...
11-13-13, 12:52 PM
Replies: 4
Views: 1,458
Posted By mr_fitz

How? I was planning to use a 14" wet electric...

How? I was planning to use a 14" wet electric concrete saw which apparently cuts to a depth of about 5". I will need to use an electric jackhammer, but minimally I hope after scoring with the...
11-13-13, 09:25 AM
Replies: 4
Views: 1,458
Posted By mr_fitz

Question Okay to increase size of opening in foundation wall?

Is it reasonable to enlarge this opening without compromising the structural integrity of my home? The wall supports two stories above and is about 11 inches thick. I cannot recall the dimensions...
04-17-13, 10:07 AM
Replies: 7
Views: 5,450
Posted By mr_fitz

thanks Bud. Yes the roof is insulated same way...

thanks Bud.
Yes the roof is insulated same way as the walls. After looking at the sound specs for room-sized HRVs (up to 35 db!) I am now also concerned about white noise - those things are...
04-16-13, 02:26 PM
Replies: 7
Views: 5,450
Posted By mr_fitz

This cabin will likley be used only used about 20...

This cabin will likley be used only used about 20 cold days max a year...so I doubt a factory version would pay for itself except over a very long time horizon. The only sensible one I have found so...
04-16-13, 01:42 PM
Replies: 7
Views: 5,450
Posted By mr_fitz

Though a homemade HRV sounds like fun...and I...

Though a homemade HRV sounds like fun...and I would probably try to make it solar powered...it sounds like something that would go wrong simply because I am involved. thanks Ray.

Other thoughts? ...
04-16-13, 09:09 AM
Replies: 7
Views: 5,450
Posted By mr_fitz

venting insulated bunkie cabin with loft (no attic)

How do you vent an insulated cabin/bunkie with a loft and no "attic"?

We are building a bunkie with little experience and a lot of trial and error. We finally closed in the building last fall and...
Replies: 4
Views: 3,796
Posted By mr_fitz

The joists are bolted to the studs, about 8...

The joists are bolted to the studs, about 8 inches down from top of wall - this is to maximize the loft height without having a roof that is ridiculously tall.
Replies: 4
Views: 3,796
Posted By mr_fitz

Question bunkie roof rafters need to tie into ceiling (loft) joists?

We have the walls of a bunkie and loft assembled and are about to put on a gable roof. As our kids will be sleeping under this roof we want to make sure it is extra safe. Ironically I did not take...
Replies: 4
Views: 1,369
Posted By mr_fitz

AC is possible, but not easy and would incur a...

AC is possible, but not easy and would incur a cost on its own. The AC options seem to be far better though, yes. Maybe I should be thinking about using my old DC-AC inverter...which I think is...
Replies: 4
Views: 1,369
Posted By mr_fitz

multiple small quiet pumps carry water up hill?

I have a reservoir filled by a 12v dc pump for a homemade waterslide, but the pump is exceedingly loud. I wonder if I can move water up about a 25ft hill over 50 feet of tubing with multiple smaller...
01-02-11, 08:10 PM
Replies: 24
Views: 5,191
Posted By mr_fitz

"Completed" version

After finally receiving the delay timer and magnetic switches, and discovering you get what you pay for in a $1.38 switch (unlreliable), I went with a much simpler switch design altogether (as...
12-22-10, 07:06 AM
Replies: 24
Views: 5,191
Posted By mr_fitz

thanks! (N/C switches?...)

Big thanks Rick for taking the time to do up that diagram.
Ray's post has me concerned though...

I think I have ordered the wrong magnetic switches ...
12-21-10, 03:39 PM
Replies: 24
Views: 5,191
Posted By mr_fitz

wiring?

I posted some prototype photos (http://www.electro-tech-online.com/electronic-projects-design-ideas-reviews/113870-hockey-shooter-tutor-activates-light-how-trigger-2.html#post936192) (reply #16)and...
12-19-10, 05:57 PM
Replies: 24
Views: 5,191
Posted By mr_fitz

Ray, jerry(jury?)-rigging a battery charger is...

Ray, jerry(jury?)-rigging a battery charger is likely beyond me (or I missed your point). I am going to assume that more is better when it comes to this power supply. After looking around and...
12-19-10, 11:49 AM
Replies: 24
Views: 5,191
Posted By mr_fitz

Using an optronics rb-10a ...

Using an optronics rb-10a (http://www.boatersplus.com/optronics-inc-rotary-beacon-light-amber.html)- packaging says nothing about specs.
I am opting for no sound device since the neighbours already...
12-19-10, 07:10 AM
Replies: 24
Views: 5,191
Posted By mr_fitz

appropriate 120v to 12v transformer?

I have built a prototype "flapper" - it works well - has taken a lot of pucks. 8" diameter hole/target is HARD to hit - going up to 10". I am waiting for my beacon light and magnetic switches to...
12-08-10, 07:35 AM
Replies: 24
Views: 5,191
Posted By mr_fitz

Okay, the magnetic switch path it is. Will...

Okay, the magnetic switch path it is.
Will this magnetic switch (http://www.sourcingmap.com/plastic-magnetic-switch-surface-mounted-for-glazed-door-window-p-99691.html) behave with the timed relay...
12-07-10, 02:41 PM
Replies: 24
Views: 5,191
Posted By mr_fitz

Yes, a flap is what I was thinking originally I...

Yes, a flap is what I was thinking originally I cannot think of how a rubber/flexible flap would trigger the switch. I can now see how to do it with something hard and hinged. What do you think of...
12-06-10, 02:06 PM
Replies: 24
Views: 5,191
Posted By mr_fitz

hockey shooter tutor that sets off light - suggestions?

Hi
I have a question about a trigger system. I want to make a hockey shooter tutor as depicted in the images below. The puck passes through a hole in some plywood, and sets of a light to reward the...
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