Why do many building codes restrict the use of unvented gas fired space heaters?
A) it is difficult to connect ductwork to them
B) they heat unevenly
C) they tend to be less efficient than vented space heaters
D) they release all their combustion products into the space they are heating
D
You might also like to view...
? Identify and state the historical significance of The Federalist.
What will be an ideal response?
Answer the following statement(s) true (T) or false (F)
1. The core transformer is a more efficient type of core construction than the shell. 2. Induction is illustrated by arranging two loops of wire. 3. The current ratio in a transformer is the inverse of the ratio for voltage transformation. 4. The ratio of turns, primary to secondary, is usually listed in the schematic diagram of a transformer. 5. The current in the secondary controls the current in the primary.
When removing a coil spring from a strut, some spring tension should be left on the upper strut mount before loosening the strut rod nut.
Answer the following statement true (T) or false (F)
Describe four uses of annuals in the landscape
What will be an ideal response?