Thermasill / Discussions

...ThermaSill insulated door threshold forms. If you've been through our site at all looking at foundation options then it would be no surprise that we aren't big proponets of basements, so if we were to build one, this is how we'd do it for performance and to eliminate the risk of mold. Below is a shot of what it would l...

...Thermasill product, but it looks to have a proprietary design that only fits with their slab on grade system.  Is there a similar product that can be used as a threshold to not only support the weight of the sliders but also be tough enough to act as a threshold on the exterior on the house?  Thanks, Shaun   The Legale...