問題一覧
1
Underwriters laboratories was established in what year?
1894
2
UL 103 is the standard for
factory built chimneys for residential type and building heating appliances.
3
UL 127 is the standard for
factory built fireplaces
4
UL 391 is the standard for
Solid-fuel and combination-fuel central and supplementary furnaces
5
UL 441 is the standard for
gas vents
6
UL 462 is the standard for
heat reclaimers for gas, oil, or solid fuel-fired appliances
7
UL 641 is the standard for
Type- L Low temperature venting system
8
UL 737 is the standard for
fireplace stoves
9
UL 103 tests chimneys to what temperature?
1700°
10
UL 103-HT tests chimneys to what temperature?
2100°
11
UL 896 is the standard for
oil burning stoves
12
UL 907 is the standard for
fireplace accessories
13
UL 1482 is the standard for
solid-fuel type room heaters
14
UL 1618 is the standard for
wall protectors, floor protectors, hearth extensions
15
UL 1777 is the standard for
chimney liners
16
UL 2115 is the standard for
processed solid-fuel firelogs and Firestarter
17
UL 2523 is the standard for
solid fuel-fired water heaters and boilers
18
NFPA is the standard for
chimneys, fireplaces, vents, and solid fuel-burning appliances
19
NFPA 31 is the standard for
installation of oil fired equipment
20
NFPA 54 is the standard for
national fuel gas code
21
National fire protection association was founded in
1896
22
American national standards institute was founded in
1918
23
ANSI Z21.50 is the standard for
vented gas fireplaces
24
ANSI Z21.60 is the standard for
decorative gas appliances for installation in solid-fuel fireplaces
25
ANSI Z21.88 is the standard for
vented gas fireplace heaters
26
ANSI Z21.11.2 is the standard for
gas fired room heaters, volume II, unvented room heaters
27
American society for testing and materials was founded in
1898
28
ASTM E-1509 is the standard specification for
room heaters, pellet fuel-burning type.
29
ASTM C315 is the standard specification for
clay flue liners and chimney pots
30
ASTN C1261 is the standard specification for
firebox brick for residential fireplaces