See if their equipment looks well-maintained or old and beat up. Their equipment is a representation of their company and how they clean. Make sure their filtration unit is big enough for a cleaning of a parking structure as well. Most garages of 300,000 square feet will have more than 50 to 300 gallons of sludge. If their filtration unit has a capacity of 60 gallons, then most likely it is undersized for the job.
However, there are a lot of simple and inexpensive things you can do on a day-to-day basis that enable you to reduce your environmental impact. Here are just 10 simple and inexpensive ways to reduce your ecological footprint (if youâre not already doing so): 1. Drop a couple of bricks or rocks in the reservoir of your toilet (if you donât have a water saving toilet already), conserving water every time you flush.
What Is the Ecological Footprint? The Ecological Footprint is rooted in the fact that all renewable resources come from the earth. It accounts for the flows of energy and matter to and from any defined economy and converts these into the corresponding land/water area required for nature to support these flows.