Replacement Parts
Table Of Contents
- commercial & residential pumps
- Design Envelope Compass Circulators
- Astro 2 Circulators
- Astro 2 Hot Water Recirculation Systems
- Astro 2 24-hour timer
- Aquastat controls
- Astro Express 2 Hot Water Recirculation
- S&H 3-Piece Circulators
- 1050 & 1060 3-Piece Circulators
- E.2 Circulators
- E.2 Circulator Spool Pieces
- 4270 & 4270 Stock Motor Mounted Pumps
- 4360 Pump-in-a-Box
- 4380 Pump-in-a-Box
- Design Envelope 4300/4380 Pump-in-a-Box
- hydronic specialties
- circuit balancing valves (cbv)
- replacement parts
- parts look up
- competition circulator cross reference
- technical data
- Pump Formulas
- Pressures & Altitudes
- Freezing & Boiling Points
- Ethylene Glycol Properties
- Propylene Glycol Properties
- Water Properties
- Useful System Curve Formulas
- Pipe Maximum Pressures
- Hydraulic Resistance
- Pipe Information
- Pipe Fittings & Valves Friction Loss
- Water Flow Calculator
- Unit Conversions
- Typical Symbols
- Product Solution Outlines/Brochures
FLOAT TYPE AIR VENTS
HYDRONIC SPECIALTIES
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SUBMITTAL
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HYDRONIC SOLUTIONS CATALOG
Job:
Representative:
Engineer:
Contractor:
Order no: Date:
Submitted by: Date:
Approved by: Date:
model number pipe size quantity required identification
67 V"(3.18)m
71 ¼"(6.35)m
72 V"(3.18)m
75 ½"(12.7)f & O"(19.05)m
7a overflow connector
no. 67 auto-vent
Vertical mounting V" i.p.
Male connection.
Up to 35 lbs. pressure
3¾ × 1I/af"
no. 75 auto-vent
Combination connection-
½" npt Female and
O" npt Male
Up to 150 lbs. pressure
no. 71 auto-vent
Vertical mounting N" npt.
Male connection.
Up to 150 lbs. pressure
4W × 2N"
no. 72 auto-vent
Vertical or horizontal
mounting V"npt
Male connection
Up to 75 lbs. pressure
1N × K"
note: All dimensions are in inches (mm)
model part number
67 272005-004
71 272005-002
72 272005-005
model part number
75 272005-003
7a 272005-006
part numbers