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Page 6 of 6
MICROFAST
QUICK
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TECHNICAL DATA
RESPONSE PENDENT
SPRINKLER VK352 (K8.0)
The Viking Corporation, 210 N Industrial Park Drive, Hastings MI 49058
Telephone: 269-945-9501 Technical Services: 877-384-5464 Fax: 269-818-1680 Email: techsvcs@vikingcorp.com
Visit the Viking website for the latest edition of this technical data page: www.vikinggroupinc.com
Ceiling Opening Size:
2-5/16" (59 mm) minimum
3/4"
2-1/2" (64 mm) maximum
(20 mm)
NPT
2-1/4"
1-3/4"
(57 mm)
(45 mm)
Installed with a standard
1/8" surface-mounted
escutcheon
Figure 2: Sprinkler Dimensions with a Standard Escutcheon
Note: At maximum, adapter is exposed 1/2" (13 mm) from face of ceiling.
Ceiling Opening Size:
2-5/16" (59 mm) minimum
2-1/2" (64 mm) maximum
2-1/8"
(54 mm)
2-1/8"
(54 mm)
1-1/8"
1-1/8"
2"
(29 mm)
1-3/4"
(29 mm)
(51 mm)
(45 mm)
Min.
Min.
Max.
Max.
Installed with a
Installed with a Model
Model E-1 Recessed
E-2 Thread-on Recessed
Escutcheon
Escutcheon
Figure 3: Sprinkler Dimensions with the Model E-1 and E-2 Recessed Escutcheons
Form No. F_033414
Rev 02
April 2023
Replaces Form F_033414 Rev 01
(added venting statement.)
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