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Search: Posts Made By: JYL
Forum: Other Improvements 10-23-14, 05:46 PM
Replies: 9
Views: 2,499
Posted By JYL
Being in Seattle, you have the luxury of very...

Being in Seattle, you have the luxury of very large windows since the house does not need to be build for large snow load. Furthermore, there is many consideration in the construction of the windows...
Forum: Conservation 09-23-14, 07:15 PM
Replies: 18
Views: 13,856
Posted By JYL
I try a few time to build such a material. For...

I try a few time to build such a material. For me, the main problem was to find a material that did not collapse under extreme vacuum... and one that will not outgaz over time as most plastic did.
...
Forum: Conservation 03-16-13, 03:32 AM
Replies: 22
Views: 7,682
Posted By JYL
Whole house Heat recovery work pretty well. ...

Whole house Heat recovery work pretty well.

The only potential inconvenient with the technology are the following :
a) For your shower, you might prefer to get a "Thermostatic compensation...
Forum: Conservation 03-14-13, 11:52 PM
Replies: 22
Views: 7,682
Posted By JYL
Generally, these device are connected to the main...

Generally, these device are connected to the main COLD water for maximum efficiency. So, when you take a shower, they warm a little the cold of the shower and improve the temperature of the cold...
Forum: Conservation 03-12-13, 03:01 PM
Replies: 10
Views: 4,501
Posted By JYL
All electric heater generate the same amount of...

All electric heater generate the same amount of heat.

However, the thermostat governing the heater might make a sensible difference. Older mechanical thermostat might increase the heating cost by...
Forum: Lawn and Garden 12-03-12, 07:37 PM
Replies: 28
Views: 16,443
Posted By JYL
Thermal lost estimate

Just for fun, I compute the standard thermal lost for a greenhouse of 13M2 (see attach drawing)... this is an example only but with enough detail so you might adjust it for your own configuration.......
Forum: Conservation 12-12-11, 07:47 AM
Replies: 72
Views: 41,136
Posted By JYL
Her house is build with the standard 1953...

Her house is build with the standard 1953 sandwich of 3/4 to 1/2 Cider clapboard -- a 2X4 -- and the 1/2 inch Gypsum board. Essentially, no insulation or sheeting. The ceiling have a 1/2 inch brown...
Forum: Conservation 12-11-11, 05:48 AM
Replies: 72
Views: 41,136
Posted By JYL
Well, my Girl Friend live in Seattle, WA , USA. ...

Well, my Girl Friend live in Seattle, WA , USA. She have a 2900SF rambler house build in 1953.

Her heating bill is about 3200$ per year. This is pretty much the medium size house were she...
Forum: Conservation 12-11-11, 04:59 AM
Replies: 72
Views: 41,136
Posted By JYL
Early 1950 original houses are the worst to heat....

Early 1950 original houses are the worst to heat. Some are merely made of a sandwich of 1/2 Inch cider clapboard, 2X4 and a single layer of 1/2 inch Gypsum board. No sheeting material, no plastic...
Forum: Conservation 12-10-11, 06:17 AM
Replies: 72
Views: 41,136
Posted By JYL
Well, it depend: In continental climate at...

Well, it depend: In continental climate at about 45 latitudes (La Crosse WI, and Montreal,QC certainly are in that zone) An older house build around 1950 with no insulation and original Windows; ...
Forum: Other Improvements 12-10-11, 05:02 AM
Replies: 46
Views: 17,740
Posted By JYL
If he does have 3/4 gravel bed under the slab, he...

If he does have 3/4 gravel bed under the slab, he is likely to see several CFM out -- at least for part of the years.

Only if the sump pit is plastic/metal lined ( like a pal without any hole) ......
Forum: Other Improvements 12-09-11, 05:36 AM
Replies: 46
Views: 17,740
Posted By JYL
I found that by the EPA: Consumer's Guide to...

I found that by the EPA: Consumer's Guide to Radon Reduction | Radon | US EPA (http://www.epa.gov/radon/pubs/consguid.html)

And this document have the recommendation by Health Canada:...
Forum: Other Improvements 12-09-11, 05:36 AM
Replies: 46
Views: 17,740
Posted By JYL
See next message

See next message
Forum: Other Improvements 12-09-11, 05:04 AM
Replies: 46
Views: 17,740
Posted By JYL
According to the Canadian Government -- (Well,...

According to the Canadian Government -- (Well, they just sued a company that was selling HRV to control Radon in basemen) -- indicating that it was false advertising and actually a dangerous...
Forum: Conservation 12-09-11, 04:24 AM
Replies: 72
Views: 41,136
Posted By JYL
I sleep, watch TV and use my computer in the...

I sleep, watch TV and use my computer in the basemen.

Advantage: Quiet
Easy to keep cool in the Summer ( Like 1/2 tons per 1000 SF).
Forum: Lighting 12-09-11, 04:10 AM
Replies: 37
Views: 15,808
Posted By JYL
The operating principle of a CFL make them best...

The operating principle of a CFL make them best at diffuse lightning. In fact, to replicate the SPOT function of an R20, R30, etc... mirror are use that lower significantly the efficiency of the...
Forum: Conservation 12-08-11, 05:45 AM
Replies: 72
Views: 41,136
Posted By JYL
Well, I have seen Fibreglass insulated basemen...

Well, I have seen Fibreglass insulated basemen using 6 mm Plastic sheeting as Vapor barrier that lasted over 30 years... being fully dry and still insulating very well. They also use non contiguous...
Showing results 1 to 17 of 17

 
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