The Crownsville Water Treatment Plant is built with excellence and so is our great pergola installation. If you like a pre-built design, we can order and install both quickly and affordably. Build a pergola directly to attached to your house for a new beautiful patio area, or have one installed to serve as an elegant addition to your pool space in Hanover, MD. A day at Kinder Farm Park is great but with our pergola installation you will get the experience of a lifetime.