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PG FG LEED
HEAT TRANSFER FLUID
Virgin bio-based propylene glycol heat transfer fluid containing a specially designed inhibitor package that helps prevent corrosion. SOLUTHERM™ PG FG LEED is registered by NSF as an HT-1 product.
- Excellent low temp pumpability
- Fluid is undyed and near colorless
- Potential LEED Innovation credits
Product Overview
The fluid is manufactured with ingredients classified as Generally Recognized as Safe (GRAS) by the FDA, for use in food and beverage manufacturing facilities where incidental food contact is possible. PG FG LEED is a USDA Certified Biobased product made with renewable materials and provides burst protection to -50°F when the concentration is 35% or higher.
SOLUTHERM™ PG FG LEED inhibited virgin propylene glycol-based heat transfer fluid is manufactured with proprietary inhibitor chemistry that helps prevent corrosion, which minimizes fluid expense.
Performance Features & Benefits
- Registered by NSF as an HT-1 product
- Excellent low temp pumpability
- Fluid is undyed and near colorless or can be dyed blue by request
- Silicate free
- Meets the Heat Transfer Fluid ASTM D8039 corrosion specification, ensuring multi-metal protection when a minimum of 30% is used
- USDA BioPreferred®
- Potential LEED Innovation credits
- Renewable, sustainable bio-based product
- Significant reduction in Greenhouse Gases (GHGs)
- Ingredients classified as GRAS by FDA
Our versatile solutions are specifically
formulated for the following applications:
Product Offering
| Typical Properties | SOLUTHERM™ PG FG LEED | |||||
|---|---|---|---|---|---|---|
| Concentrate | 70 | 60 | 50 | 40 | 30 | |
| Propylene Glycol % Weight | 95% | 70% | 60% | 50% | 40% | 30% |
| Corrosion Inhibitors and Water % Weight | 5% | 30% | 40% | 50% | 60% | 70% |
| Color | Clear | |||||
| ASTM Corrosion Specification | D8039 | |||||
| pH of Solution | Depending on Dilution | 9.0–10.8 | 9.0–10.8 | 9.0–10.8 | 9.0–10.8 | 9.0–10.8 |
| Reserve Alkalinity, mL | 10.6 min | 7.6 min | 6.5 min | 5.4 min | 4.3 min | 3.3 min |
| Pounds per Gallon (68°F) (20°C) | 8.79 | 8.81 | 8.78 | 8.74 | 8.68 | 8.60 |
| Boiling Point | Depending on Dilution | 230°F (110°C) | 225°F (107°C) | 222°F (106°C) | 219°F (104°C) | 216°F (102°C) |
| Freezing Point | Depending on Dilution | Below -60°F (-51.1°C) | <-60°F (-51.1°C) | -28°F (-33.6°C) | -7°F (-21.4°C) | 9°F (-13.0°C) |
SOLUTHERM ™ PG FG LEED Concentrate
| Propylene Glycol % Weight | 95% |
| Corrosion Inhibitors and Water % Weight |
5% |
| Color |
Clear |
| ASTM Specification |
D8039 |
| pH of Solution | Depending on Dilution |
| Reserve Alkalinity, mL | 10.6 min |
| Pounds per Gallon (68°F) | 8.79 |
| Boiling Point | Depending on Dilution |
| Freezing Point | Depending on Dilution |
SOLUTHERM ™ PG FG LEED 70
| Propylene Glycol % Weight | 70% |
| Corrosion Inhibitors and Water % Weight |
30% |
| Color |
Clear |
| ASTM Specification |
D8039 |
| pH of Solution | 9.0-10.8 |
| Reserve Alkalinity, mL | 7.6 min |
| Pounds per Gallon (68°F) | 8.81 |
| Boiling Point | 230°F (110°C) |
| Freezing Point | Below -60°F (-51.1°C) |
SOLUTHERM ™ PG FG LEED 60
| Propylene Glycol % Weight | 60% |
| Corrosion Inhibitors and Water % Weight |
40% |
| Color |
Clear |
| ASTM Specification |
D8039 |
| pH of Solution | 9.0-10.8 |
| Reserve Alkalinity, mL | 6.5 min |
| Pounds per Gallon (68°F) | 8.78 |
| Boiling Point | 225°F (107°C) |
| Freezing Point | <-60°F (<-51.1°C) |
SOLUTHERM ™ PG FG LEED 50
| Propylene Glycol % Weight | 50% |
| Corrosion Inhibitors and Water % Weight |
50% |
| Color |
Clear |
| ASTM Specification |
D8039 |
| pH of Solution | 9.0-10.8 |
| Reserve Alkalinity, mL | 5.4 min |
| Pounds per Gallon (68°F) | 8.74 |
| Boiling Point | 222°F (106°C) |
| Freezing Point | -28°F (-33.6°C) |
SOLUTHERM ™ PG FG LEED 40
| Propylene Glycol % Weight | 40% |
| Corrosion Inhibitors and Water % Weight |
60% |
| Color |
Clear |
| ASTM Specification |
D8039 |
| pH of Solution | 9.0-10.8 |
| Reserve Alkalinity, mL | 4.3 min |
| Pounds per Gallon (68°F) | 8.68 |
| Boiling Point | 219°F (104°C) |
| Freezing Point | -7°F (-21.4°C) |
SOLUTHERM ™ PG FG LEED 30
| Propylene Glycol % Weight | 30% |
| Corrosion Inhibitors and Water % Weight |
70% |
| Color |
Clear |
| ASTM Specification |
D8039 |
| pH of Solution | 9.0-10.8 |
| Reserve Alkalinity, mL | 3.3 min |
| Pounds per Gallon (68°F) | 8.60 |
| Boiling Point | 216°F (102°C) |
| Freezing Point | 9°F (-13.0°C) |
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