LP is a woodbased product, where Hardi Plank is a fiber cement. They ar both very similar in cost here in the midwest. LP Smartsiding if fairly new the market as well.
If the tue does not leak when it is sitting full of water, try looking at the seal around the fill spouts and on/off handles. We see a lot of leaks in those areas in tubes that are 15 or more years o ... read more