Gemini Monitor - Brass 4" flange x 2.5" NH outlet monitor only

The 3471 Brass Gemini is a self-locking, dual handwheel brass, monitor with a split waterway and cast-in turning vanes for efficient flow. Built-in pressure gauge and gauge guard.

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Starting at $6,189.00 MSRP
All prices listed are the manufacturer’s suggested retail price, also referred to as "List Price", and are for U.S. domestic resale and exclude any: Local, State and/or Federal sales and excise taxes; International Tariffs and Taxes; and Shipping. Final price will be set by retailer. All prices, terms and conditions are subject to change without notice. Special Orders - Akron Brass produces many items to specification that are not carried in stock; after an order in this category has been accepted and placed in the process of manufacturing, no cancellations will be accepted.
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Gemini Monitor - Brass 4" flange x 2.5" NH outlet monitor only

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  • 3470 with 3488 & 489


Gemini Monitor
- 135° vertical travel
- 360° continuous horizontal travel


Style 3471
Weight 75 lbs (34 kg)
Type Manual
Material Brass
Brand Gemini
Width 12.25in (311.2mm)
Height 20in (508mm)
Depth 14.63in (371.6mm)

3470 Gemini™ Brass Manual Monitor Specifications

A split waterway deck pipe with two handwheel controls. Unit shall have gear operated horizontal travel of 360 °. Friction loss not to exceed 10 psi at 1000 gpm. Constructed of brass. Height not to exceed 17" with NPT inlet and width not to exceed 10 1/4". To be equipped with pressure gauge and gauge guard and 2 1/2" male thread discharge.

Access Drawings for Engineers

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Installation and Service Documents

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Name Sheet #
Part List View File Style 3470 / 3471 Technical Service Parts List 104565

Performance Content

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Software Updates and Downloads

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Type Description Instructions Version Updated File

Product Updates and Media Files

Description Type Size
View File Nozzle Monitor Compatibility Chart for Industrial & Portable Monitors View File 443.78 KB
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