ANTIFREEZE / COOLANT INFO
ANTI-FREEZE
Approx protection ratio ;
33% Mix protects down to -20C
To make a 33% mix from Concentrated Anti-freeze ;
Pour 330ml into a measuring jug and top up with 670ml of water to make 1 litre
40% Mix protects down to -25C
To make a 40% mix from Concentrated Anti-freeze ;
Pour 400ml into a measuring jug and top up with 600ml of water to make 1 litre
50% Mix protects down to -36C
To make a 50% mix from Concentrated Anti-freeze ;
Pour 500ml into a measuring jug and top up with 500ml of water to make 1 litre
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By the way you will get better summer cooling if you do not use a 50/50 mix in the summer .
Reduce it to 25% anti-freeze to 75% water { Distilled water if you live in a limey area }
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Since the temperature in Scotland can dip down to below -25c , I use
Unipart Cool Blue Anti-freeze & Summer Coolant ;
Freezing Point -30c
5 Litre ;
Concentrate ;
Monoethylene Glycol protection for older higher mileage engines ;
Methanol & Nap free ;
Contains Ehanediol , Contains pure Ethylene Glycol ;
For Winter , I pour 450ml into a measuring jug and top up with 550ml of water to make 1 litre which makes a 45% mix suitable for temperatures down to around -30c
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Asda Anti-freeze & Summer Coolant ;
Freezing Point -17c
2 Litre ;
Ready Mixed ; Methanol free ; Contains Ehanediol ; Contains Anti Corrosion Additives
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WATERLESS COOLANT ; FOR AND AGAINST ;
Waterless Coolant ; The Pros & Cons ;
Should you use waterless coolant ?
Perhaps the following might sway you one way or the other ?
FOR ;
http://www.evanscoolants.co.uk/
AGAINST ;
http://www.norosion.com/evanstest.htm
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