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HVAC
INLINE DAMPER
No. 320
Locke#
L7033
6" Inline Damper
L7034
7" Inline Damper
L7035
8" Inline Damper
L7036
9" Inline Damper
L7037
10" Inline Damper
L7038
12" Inline Damper
ROUND STARTING
COLLAR
No. 500
Used between PVC duct pipe and sheet metal
fittings.
Locke#
Size
L0274
5" Round Starting Collar
L0275
6" Round Starting Collar
L0276
7" Round Starting Collar
L0277
8" Round Starting Collar
L0278
9" Round Starting Collar
L0279
10" Round Starting Collar
L0280
12" Round Starting Collar
L0281
14" Round Starting Collar
L0282
16" Round Starting Collar
L0283
18" Round Starting Collar
STARTING COLLAR FOR
DUCTBOARD
No. 550
Locke#
L0077
550
5" Starting Collar
L0040
550
6" Starting Collar
L0042
550
8" Starting Collar
L0044
550
10" Starting Collar
L0045
550
12" Starting Collar
L0046
550
14" Starting Collar
L0054
550
16" Starting Collar
ANGLE CEILING BOX
No. 279
Locke#
L1180
6"x6"x5" Angle Ceiling Box
L1181
6"x6"x6" Angle Ceiling Box
L1170
6"x10"x6" Angle Ceiling Box
L1182
8"x8"x6" Angle Ceiling Box
L1183
8"x8"x7" Angle Ceiling Box
L1188
10"x4"x5" Angle Ceiling Box
L1179
10"x4"x6" Angle Ceiling Box
L1184
10"x10"x7" Angle Ceiling Box
L1185
10"x10"x8" Angle Ceiling Box
L1187
12"x4"x6" Angle Ceiling Box
L1171
12"x4"x7" Angle Ceiling Box
L1186
12"x12"x10" Angle Ceiling Box
L1189
14"x4"x8" Angle Ceiling Box
REDUCER-INCREASER
No. 400
Locke#
L0285
4" x 3" Reducer-Increaser
L0286
5" x 4" Reducer-Increaser
L0288
6" x 4" Reducer-Increaser
L0287
6" x 5" Reducer-Increaser
L0290
7" x 5" Reducer-Increaser
L0289
7" x 6" Reducer-Increaser
L0292
8" x 6" Reducer-Increaser
L0291
8" x 7" Reducer-Increaser
L0294
9" x 7" Reducer-Increaser
L0293
9" x 8" Reducer-Increaser
L0299
10"x6" Reducer-Increaser
L0297
10"x8" Reducer-Increaser
L0296
10"x9" Reducer-Increaser
L0300
12"x10" Reducer-Increaser
L0302
14"x12" Reducer-Increaser
L0301
16"x14" Reducer-Increaser
L0303
18"x16" Reducer-Increaser
L0284
20"x18" Reducer-Increaser
GALVANIZED DUCT FITTINGS
ANGLE BOOT
90
°
register boot with 6" extension.
No. 236
Locke#
L0168
10" x 4" x 5" Angle Boot
L0169
10" x 4" x 6" Angle Boot
L0170
12" x 4" x 6" Angle Boot
L0171
14" x 4" x 6" Angle Boot
L0172
12" x 4" x 7" Angle Boot
L0174
14" x 4" x 8" Angle Boot
ANGLE BOOT WITH BRACE
No. 237
Locke#
Size
L0140
4" x 10" x 6" Angle Boot
L0141
4" x 12" x 7" Angle Boot
CONCRETE BOX
No. 251
Locke#
L0259
10" x 4" x 4" Concrete Box
L0265
10" x 4" x 6" Concrete Box
L0266
12" x 4" x 6" Concrete Box
L0270
12" x 4" x 8" Concrete Box
L0267
14" x 4" x 6" Concrete Box
L0271
14" x 4" x 8" Concrete Box