Glass Cleaner is the ultimate Asthma and Allergy Safe Cleaner.
It has NO harmful VOCs like Ammonia, Methylated Spirits or Butyl Glycol. A highly versatile product which will removes most types of dirt from any surface not damaged by water. Sparkling Streak Free Result on glass and mirrors! Easily measured super concentrate requires only 2 pumps per bottle/bucket (pump included). One bottle of concentrate dilutes with water to make up to 90 x 750ml Bottles of ready to use Glass Cleaner.
 
Cost: 34 cents per Spray Bottle of Glass Cleaner