COMSTAR best sellers

#1 Pure Lye | 99% Pure Sodium ComStar Pure Lye | 99% Pure Sodium Hydroxide Beads | Eco-Friendly, Industrial Strength, Biodegradable Drain Opener | Safe on Fixtures | Static-Free, Unique Beads for Soap Making | 1 lb. (30-500)

$16.85 on Amazon

#2 Furnace Cement Ready to Use ComStar Furnace Cement, Ready-to-Use Refractory & Retort Cement, High Temperature Cement, Fireproof, Acid-Proof, Gas-Tight, Smokeless, Bonds to Stone, Metal, Brick, Ceramic, 1 Quart (40-360)

$22.54 on Amazon

#3 Bearing Assembly Lube ComStar Bearing Assembly Lube Oil, SAE 20 Weight, Prevents Gumming, Protects Against Rust and Wear, Provides Long-Lasting Lubrication, Withstands Extreme Pressure, 8 Oz (45-525)

$13.99 on Amazon

#4 Super Heat 8 in 1 Fuel ComStar Super Heat, 8-in-1 Fuel Oil Treatment, Controls Waxing & Jelling, Melts Ice, Lowers Pour Point, Dissolves Sludge, Reduces Soot, Rust, Water, Cleans Parts, Made In USA, 16 Ounces (60-130)

$21.49 on Amazon

#5 Leak Bubbles Yellow HVAC ComStar Leak Bubbles Yellow HVAC & Gas Detector, Fastest-Acting Leak Detector in Today's Market - Safe, Non-Corrosive, Long-Lasting Bubbles, Detects Micro Leaks, Made in USA, 1 Quart Spray (90-204)

$19.99 on Amazon

#6 🆕 Water Glass Glue High ComStar Water Glass Glue, High Temperature Combustion Chamber Glue, Super Strong Adhesive for Boilers & Furnaces, Heat & Chemical Resistant, Repairs & Sets Refractory Chambers, 8 Oz (40-409)

$11.13 on Amazon

#7 Boiler Treatment w/Blue ComStar Boiler Treatment w/Blue Color Indicator, Boiler Water Cleaner & pH Neutralizer, Prevents Rust, Scale in Boiler Water Without Flushing, Helps to Remove Oil & Sludge, 1 Gallon (35-145)

$39.85 on Amazon

#8 Water Glass Glue High Temp ComStar Water Glass Glue, High-Temp Boiler & Furnace Adhesive, 1 Quart

$20.60 on Ebay

#9 Pure Lye | 99% Pure Sodium ComStar Pure Lye | 99% Pure Sodium Hydroxide Beads | Eco-Friendly, Industrial Strength, Biodegradable Drain Opener | Safe on Fixtures | Static-Free, Unique Beads for Soap Making | 2 lb. (30-504)

$23.91 on Amazon

#10 Pure Lye | 99% Pure Sodium ComStar Pure Lye | 99% Pure Sodium Hydroxide Beads | Eco-Friendly, Industrial Strength, Biodegradable Drain Opener | Safe on Fixtures | Static-Free, Unique Beads for Soap Making | 2 lb. (30-504)

$16.99 on Amazon

#11 Super Fantastic Foam ComStar Super Fantastic Foam, Water Rinse Degreaser, Designed to Clean Away Grease & Oil from Garage Floors, Engines, Motors, White Walls, Printing Presses, Made in USA, 16 Ounces Aerosol (55-221)

$8.62 on Amazon

#12 Dirty Sox Odor Eliminator ComStar Dirty Sox Odor Eliminator Aerosol with Trigger Spray, A/C System Odor Neutralizer & Cleaner, Cleans Coils & Humidifier Filters, Safe on Metal, Made in USA, 14 Oz (90-655)

$14.99 on Amazon

#13 Dirty Sox Odor Eliminator ComStar Dirty Sox Odor Eliminator Aerosol with Trigger Spray, A/C System Odor Neutralizer & Cleaner, Cleans Coils & Humidifier Filters, Safe on Metal, Made in USA, 14 Oz (90-655)

$14.93 on Amazon

#14 Freeze Free Profrost ComStar Freeze Free, Profrost & Frostfree Hydrometers Anti-Freeze Tester for Propylene Glycol | Made in USA | 4 Ounce

$11.95 on Amazon

#15 Boiler Treatment w/Blue ComStar Boiler Treatment w/Blue Color Indicator, Boiler Water Cleaner & pH Neutralizer, Prevents Rust, Scale in Boiler Water Without Flushing, Helps to Remove Oil & Sludge, 1 Gallon (35-145)

$28.59 on Amazon

#16 Car Wash Detergent Super ComStar Car Wash Detergent, Super Penetrating Car Wash Soap, Designed for Friction Or Frictionless Cleaning, High Stable Foam & Lifts All Road Soils, Made in USA, 5 Gallon (05-063)

$51.59 on Amazon

#17 90 300 Grime Buster ComStar 90-300 Grime Buster, Solvent Based Grease Stripper 16 oz. Aerosol

$14.44 on Amazon

#18 Leak Bubbles Yellow HVAC ComStar Leak Bubbles Yellow HVAC & Gas Detector, Fastest-Acting Leak Detector in Today's Market - Safe, Non-Corrosive, Long-Lasting Bubbles & Detects Micro Leaks, Made in USA, 8 Ounces (90-203)

$11.48 on Amazon

#19 Leak Bubbles Yellow HVAC ComStar Leak Bubbles Yellow HVAC & Gas Detector, Fastest-Acting Leak Detector in Today's Market - Safe, Non-Corrosive, Long-Lasting Bubbles, Detects Micro Leaks, Made in USA, 1 Quart Spray (90-204)

$19.85 on Amazon

#20 Leak Bubbles Blue HVAC ComStar Leak Bubbles Blue HVAC & Gas Detector, Fastest-Acting Leak Detector in Today's Market - Safe, Non-Corrosive, Long-Lasting Bubbles & Detects Micro Leaks, Made in USA, 1 Quart Spray (90-208)

$19.85 on Amazon