Blade Dia.

18"

18"

18"

18"

20"

20"

20"

20"

24"

24"

24"

24"
HP

3/4

1

1 1/2

2

3/4

1

1 1/2

2

3/4

1

1 1/2

2
RPM

1075

1165

1345

1480

875

985

1100

1210

645

710

820

900
CFM

4080

4422

5105

5618

4687

5276

5892

6482

6422

7069

8164

8961
Voltage

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30

208-230/460/30
Model

DB18RH3S

DB18SH3S

DB18TH3S

DB18VH3S

DB20RH3S

DB20SH3S

DB20TH3S

DB20VH3S

DB24RH35S

DB24SH3S

DB24TH3S

DB24VH3S
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RFQ
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Additional features and options are available. Contact us for details.
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Patterson Fan Company, Inc / Blythewood, SC / 29016 / Phone: 800.768.3985, Local: 803.691.4750 / Fax: 803.691.4751
800.768.3985                                                                                                                                          
PATTERSON – FAN-TASTIC AIR MOVEMENT SOLUTIONS
MADE IN USA
Full Year Warranty
DOWN BLAST EXHAUST FANS:    HEAVY DUTY
MODEL
FORMS
Down Blast Fan- Roof Exhauster,  Sizes 6 to 48 inch,  108 to 27,400 CFM,  SP 1/8",  AMCA  Air and Sound