©Johnstone Supply eCatalog 216

HYDRONICS Valves

Air Vents • Vents accumulated, trapped troublesome air

• L37-313 “coin-operated” air vent operates as automatic or manual and is designed for new types of radiators

A

B

C

D

E

Fig. Order # Mfg. #

Type Auto Auto Auto Auto

Conn. Size 1/8" MPT 1/8" FPT 1/8" MPT 1/4" MPT

Height

Width 1-1/2"

Max. Pressure

L37-203 67 L37-205 7

A B C D E

3-3/16" 4-1/16" 1-1/4" 4-3/8" 4-3/4"

50 PSI 75 PSI 75 PSI 150 PSI 150 PSI

2-3/16"

L37-313 L37-314 L37-315

72 71 75

Auto/Manual

1/2"

2-1/4" 2-1/4"

1/2" FPT, 3/4" MPT

Hydronic Separators • Epoxy resin coated steel body • Prevents low mass or compact high efficiency boilers from flashing due to pump conflict • Pre-formed insulation

• Complete with automatic air vent valve with automatic check valve, drain valve WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

Order #

Mfg. #

Description

Max. Pressure

Max. Operating Temp.

L80-353 L80-354 L80-355

548096A 548006A 548097A

1" Sweat Unions 1" NPT Unions

150 PSI 150 PSI 150 PSI

210 210 210

1 1/4" Sweat Unions

Spirovent ® Air Eliminators • Highly efficient air separation and elimination devices capable of removing up to 99.6% of air in water • Reduces risk of hydronic system damage by preventing air logging and circulator pump cavitation • Maintenance-free spirotube design results in extremely low head pressure drop and dirt collection

• 1/2" bottom tap for connection of bladder-type compression tank if needed • Solid brass construction and 20-year warranty • Operating pressure: 150 PSI; operating temperature: 270°F Warning: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

A

B

C

Fig. Order #

Mfg. #

Model #

Description

Conn. Size

Length Height Max. Pressure Max. Operating Temp. Pipe Size Max. Flow

L38-343 L38-344 L38-345 L38-346 L46-632 L46-633 L46-634 L46-635 L46-636 L46-637

A A A A B C C C C B

VJR075TM VJR075TM High-efficiency Air-only Eliminator VJR100TM VJR100TM High-efficiency Air-only Eliminator VJR125TM VJR125TM High-efficiency Air-only Eliminator VJR150TM VJR150TM High-efficiency Air-only Eliminator VJR200TM VJR200TM High-efficiency Air-only Eliminator VJS075TM VJS075TM High-efficiency Air-only Eliminator VJS100TM VJS100TM High-efficiency Air-only Eliminator VJS125TM VJS125TM High-efficiency Air-only Eliminator VJS150TM VJS150TM High-efficiency Air-only Eliminator VJS200TM VJS200TM High-efficiency Air-only Eliminator

3/4" FT

3.4" 6" 3.5" 7"

150 psi 150 psi

270°F 270°F 270°F 270°F 270°F 270°F 270°F 270°F 270°F 270°F

0.75"

6 GPM 10 GPM 15 GPM 30 GPM 40 GPM 6 GPM 10 GPM 15 GPM 30 GPM 40 GPM

1" FT

1"

1-1/4" FT

3.5" 7.8" 150 psi

1.25"

1-1/2" FT 3.5" 9.1" 150 psi

1.5"

2" FT

5.2" 10.8" 150 psi

2"

3/4" SWT 4.1" 6"

150 psi 150 psi

0.75"

1" SWT

4.5" 7"

1"

1-1/4" SWT 4.5" 7.8" 150 psi 1-1/2" SWT 4.7" 8.7" 150 psi

1.25"

1.5"

2" SWT

6.9" 10.3" 150 psi

2"

506

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