We blocked off some unwanted air conditioning vents in the production area.  The previous occupier of the building had a large number of heat-generating machines and needed a lot of air conditioning, whereas our production department is much less energy-… more »

These are examples of our air filters before and after replacement.  We think that the old ones had not been replaced for some time!  This should make the air conditioning system work more efficiently.Hmm, the coffee seems extra tasty today. more »