that the efficiency of ventilation system is not sufficient and that the air quality is very poor (even for a single user). In the case of a larger number of users, the concentration of CO2has already reached a level that was dangerous to health. The simplest method of improving the air...
These tents balance the need to keep weight low with the need to handle the wide range of conditions that spring, summer and fall can conjure up.Properly pitched, 3-season tents can withstand downpours and light snow but are not built for sustained exposure to harsh storms, violent winds or...
You need energy to heat water. Therefore, if you can get clean without using so much hot water, you'll save. But which uses more hot water, a bath or a shower? This experiment will help you determine that. Ask everybody in your household to take a bath instead of a shower when the...
We also include perceived popularity, to support tests of all three mediators, and a condition in which the product is described as having sold out, which allows us to determine if the effects through popularity might be particularly strong if selling out sends a message that the product is ...
Attach the plywood to the supports using a nail gun. Because the hood is slanted, the plywood should sit right behind both the upper and lower face fronts. Next, determine the angle of the side pieces. For lack of a better option, I folded a piece of cardboard over the side and then...
How to Calculate Energy Usage Determine how many kWh per day an appliance uses with this formula: Wattage × Hours Used Per Day ÷ 1,000 You can find the wattage on the nameplate. Or, just buy a watt meter like Kill A Watt. Home Electricity Usage FAQ What uses the most electr...
Electrical load calculationis a smart way to determine the units of power used to run all things that consume electricity. For many reasons, understanding the electricity usage of different appliances, fixtures, and electronics in your home can be important. You may want to know the energy cost...
What Other Factors Should I Consider for the Right CFMs? We highlighted the various models, but a wide variety of other factors also determine how many CFMs your range hood should have to operate effectively. Kitchen size A range hood should be large enough to ventilate the air in your kit...
hoodshave fans (and usually LED lights as well), they require electricity. Check the product information thoroughly before purchase to determine whether the hood is designed to be hard-wired or if it plugs into a nearby outlet. This is especially important if you plan to install the hood ...
These factors will determine how to best orient the house and design features such as windows. Photo courtesy StrawBale.com A post-and-beam house There are two main ways to construct a straw bale home. The first technique is post-and-beam infill. In a post-and-beam design, the ...