Do I need a Geotextile cushion underneath the geomembrane? Do rats and rodents eat the PVC geomembrane? What are heavy-weight non-woven geotextiles and when would you use them? How do nonwoven geotextiles come and are there different ways to order them? What do the different fabric weights mean? What is the geotextiles ‘pore’ or ‘opening’ size? Why choose filament geotextile? What is the difference filament and staple fiber geotextiles? What are fabricated geomembranes? What are main items to consider when choosing a membrane? Why should I look at using fabricated membranes over HDPE? What is an acceptable level of content of recycled PVC in a PVC Geomembrane? Are there different quality types of PVC being sold? Can you install a PVC when it is very cold (-10F)? What is a Geotextile? Why use a geotextile? What functions can a geotextile perform on my project? How are geotextiles specified? What are the key properties to assess to correctly specify a geotextile? Are Geofoam foam materials geosynthetic?