30
Enertech Global IOM, VS/VT Models, Rev A
Section 5: Unit Piping Installation
0.9600
0.9700
0.9800
0.9900
1.0000
1.0100
1.0200
1.0300
1.0400
1.0500
0 5 10 15 20 25 30
Ethanol Methanol Propylene Glycol
Freeze Protection, deg F
Specific Gravity
Pure water has a specific gravity of 1
Glycols are heavier than water (>1)
Alcohols are lighter than water (<1)
Antifreeze Specic Gravity
⚠ CAUTION ⚠
Use extreme care when opening, pouring, and
mixing ammable antifreeze solutions. Remote
ames or electrical sparks can ignite undiluted
antifreezes and vapors. Use only in a well
ventilated area. Do not smoke when handling
ammable solutions. Failure to observe safety
precautions may result in re, injury, or death.
Never work with 100% alcohol solutions.
Notes:
1. Consult with your representative or distributor if you have any questions regarding antifreeze selection or
use.
2. Some antifreeze suppliers and manufacturers recommend the use of either de-ionized or distilled
water with their products. Some brands are designed to work with tap water. Consult the antifreeze
manufacturer’s technical data.