1 Complete installation of a geothermal heat pump (ground-source or water-source) can cost $10,000-$25,000 or more, depending on the length and depth of the underground pipes, soil conditions and other excavation and installation factors.
PVA glue can be used as a bond in wood, paper, cloth and in porous material. It is the most commonly used wood glue. It is also termed as carpenter's glue or yellow glue. Sometimes white glues are also used in proving bond between wooden surfaces.
PVA is a low cost, water based, non-toxic way to glue wood to itself. Wood glue is a particularly strong version of ordinary PVA, ideal for heavier jobs. It dries completely clear but you can also buy pre-coloured versions that are less visible on wood surfaces. Squeeze the glue onto the surface of both of the bits of wood you want to glue together