The National Fuel Gas Code category of vent system used with a natural draft furnace is _____
a. Category I
b. Category II
c. Category III
d. Category IV
a
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____ operate by a mechanism holding the sash on the top and bottom.
A. Palladian windows B. Architectural designs C. Casement windows D. Awning windows
Which character of the VIN indicates the year of the vehicle?
A) Tenth B) First C) Eighth D) None of these
In an HEV, there is an engine and a(n) ____________________ system that powers accessories.
Fill in the blank(s) with the appropriate word(s).
Poured gypsum underlayments have been used for many years to level uneven floor surfaces, as well as to decrease sound transmission and increase the fire resistance of floor assemblies. They are now widely used for ____ radiant floor heating.
a. thin-slab b. slab-on-grade c. concrete slab d. suspended