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Glycol & Heat Transfer Fluid

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​Douglas HTF Inhibited Propylene Glycol in 1 Gallon Containers

Recommended for:
Block Ice Machines
Circulating Beer Systems
Closed Water Loop Refrigeration System
Wood Boiler System
Closed Loop Solar System
Closed Loop Radiant Heating System

Specifications:
Freezing point of 1:1 dilution, maximum is -28 degrees F
pH of 1:1 dilution is 9.0-10.0
Reserve alkalinity, minimum is 9.8
Specific gravity at 60/60 degrees F. Is 1.0500—1.0600

Douglas H.T.F. is inhibited with Dipotassium phosphate which provides corrosion protection for mild steel, copper and aluminum. Douglas H.T.F. should not be used on steel.

Douglas H.T.F. provides freeze and corrosion protection for single and double wall systems.

Physical Properties (100%):
8.77 pounds per gallon
Flash point (coc) is 214 degrees F
Fire point (coc) is 220 degrees F
 
Packaging:
Plastic Gallons, (4x1) and (6x1) cases
5 Gallon Metal Pails (Call For Quote)
Plastic 55 Gallon Drums (Call For Quote)

 
P/N DHTF-1G = 1 Gallon Bottle
P/N DHTF-4G = 4x1 Gallon Bottles
P/N DHTF-6G = 6x1 Gallon Bottles
 
Douglas HTF is a virtual equilvalvent to Dowfrost.
 
Douglas HTF is an inhibited propylene glycol used in closed loops, boilers and chillers for freeze protection. Increases heat transfer and protects system from corrosion.
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  • Home
  • Residential
    • Drinking Water Systems
    • Water Softener Systems
    • MultiPlex Combination Water Softener + Filtration System
    • SCALE ARMOR PLUS - Salt-Free Water Conditioner
    • Well Water Filters
    • Tankless Water Heater Cleaning Services San Diego
  • Installation Services
    • AO Smith Water Softener Installation
  • Commercial
    • Bottleless Water Coolers
    • NaturalSof Pro Catalytic Core - No Salt - Scale Prevention Systems >
      • NaturalSof Pro - Cooling Water Applications
      • NaturalSof Pro - Decorative Water Fountains
      • NaturalSof Pro - Dishwasher Applications
      • NaturalSof Pro - Evaporative Cooler Applications
      • NaturalSof Pro - Heating Water Applications
      • NaturalSof Pro - Ice Machine Applications
      • NaturalSof Pro - Irrigation and Agricultural Applications
      • NaturalSof Pro - Metallic Valve Applications
      • NaturalSof Pro - Whole Building Potable Supply Applications
    • Water Treatment Chemicals >
      • Boiler Water Treatment Chemicals
      • Closed Loop System Treatment Chemicals
      • Cooling Tower Treatment Chemicals
      • Glycol and Heat Transfer Fluid
      • Reverse Osmosis Treatment Chemicals
    • Commercial Filtration Systems
    • Commercial Water Softener Systems
    • Commercial Reverse Osmosis Systems
    • Components & Consumables
    • Cooling Tower - Closed Loop - Steam Boiler Equipment
    • Food & Beverage Systems
    • Hi-Purity Systems
    • Disinfection Systems
  • Plumbing Services
    • Hot Water Heater Installation
  • Special Services
    • Pressure Washing Services
    • Pool Cleaning Services
    • Window Cleaning Services
  • Reviews
  • H2O University
    • Water Softener San Diego
  • Contact Us