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What is the insulation r factor on popcorn?
"r" you kidding?
What is the value of the 2 in 3.902?
2 thousandths
How do you draw and label the place value line?
i don't know u tell me
What is the value of you in this equation 5u-10 equals you plus 46?
Do you mean 5u-10 = u+46? If so then:- 5u-10 = u+46 5u-u = 46+10 4u = 56 u = 14
What is the r value of a sheet of cardboard?
Oh, that's a lovely question! The "r value" of a sheet of cardboard refers to its thermal resistance, which helps determine how well it insulates against heat transfer. While cardboard isn't typically used for insulation, you can still appreciate its versatility and eco-friendly qualities in art and crafts. Just remember, every material has its unique beauty and purpose!
What is an R19 and what is it used for?
R19 can refer to insulation as well as to a form of explosives. The Renault 19 is a car which is sometimes calls an R19. R19 insulation is usually found as batts insulating the walls of homes.
What is the recommended R value for roof insulation?
R 13 for 3.5" wall cavities, R19 for 5.5". R30 for blown in insulation and batts in ceilings.
What is the U value of a double pane window?
The U value of a double pane window is a measure of its insulation ability. It represents the rate of heat transfer through the window, with lower U values indicating better insulation.
How thick is R49 insulation?
Depends on the MFG, and type. I have seen R19, from 5 inch to 6.5 inch in thickness.
How can I accurately calculate the U-value for windows?
To accurately calculate the U-value for windows, you need to consider factors such as the type of glass, frame material, and any additional insulation. The U-value represents the rate of heat transfer through the window, so a lower U-value indicates better insulation. You can use online calculators or consult with a professional to determine the U-value of your windows accurately.
What is the difference in percent gain between R-19 and R-30 insulation in an attic?
57% gain. A R30 would be the same as a R19 + a R11 batt.
What is the U value of a window?
The U value of a window measures how well it insulates against heat transfer. A lower U value indicates better insulation, meaning less heat is lost or gained through the window.
What is the U value of a double glazed window?
The U value of a double glazed window is a measure of how well it insulates against heat transfer. A lower U value indicates better insulation, meaning less heat is lost through the window.
Steel U Value?
The U-value of steel varies depending on its thickness and specific composition. Generally, steel has a relatively low U-value compared to other building materials, which means it has good insulation properties. However, using additional insulation materials along with steel framing can further improve the energy efficiency of a building.
What does a low U-value mean?
It can also be referred to as an 'overall heat transfer co-efficient' and measures how well parts of a building transfer heat. This means that the higher the U value the worse the thermal performance of the building envelope. A low U value usually indicates high levels of insulation.
What is the significance of the U value of windows in determining energy efficiency?
The U value of windows is significant in determining energy efficiency because it measures how well a window insulates against heat transfer. A lower U value indicates better insulation, which helps reduce energy loss and heating or cooling costs in a building.
Looking for floor insulation for a good price?
If there is a ceiling below the floor then you can insulate the ceiling and that will insulate the floor using traditional insulation. If you are looking to insulate a basement floor then one of the cheaper forms of insulation is called Thermo-Tech Ultra Light flooring insulation. There are other forms that you can use but this is the least expensive.
