Insulated Porcelain Siding, Large Format Panels & Stone

Imagine if you will a future with gleaming buildings covered with insulated porcelain that never fades, discolors, or stains. From vivid colors to traditional looks of granite, marble, wood grains, geometric designs, weathered metal or solid colors. This Innovative design dramatically reduces energy requirements and provides safety by withstanding incredible temperatures with fire rated panels. These are the buildings of the future are available today with the ICAP Porcelain System by CastleRock. Buildings that will retain their beauty and the tests of time for generations.

Insulstone Inc.

CastleRock's one-piece insulated porcelain siding & panels make exterior porcelain installation fast & easy!

  • Panels staple or screw directly to the sheathing
  • No complicated bracket or rail systems to install
  • One-Piece Panel with continuous insulation values of R-10 to R-20
  • Never fades, discolors, warps or require refinishing
  • No mortar or grout required
  • Optional rain screen available

    US patent #8,176,701 B2, Canada patent#2,588,294

  • Economical, Insulated, One-piece Porcelain Panels

    CastleRock's innovative Porcelain & Stone panels are changing t he construction industry. This one-piece laminated fascia-on-foam system has hidden fasteners and installs much faster than other systems. It is economical and virtually maintenance free for generations of beauty and performance. It has been in use for many years in Alaska, Canada & throughout the US. It installs with hidden staples or screws and can be field cut to fit most any application. Window/door trim packages & expansion/contraction design makes installation simple & fast. The super high density EPS foam panel is designed to meet continuous energy requirement up to R-20, building & fire codes. The interlocking tongue & groove "swedge-lock" seal eliminates caulking or taping joints. With over 15 years of proven field experience, you can rely on CastleRock to outlast other exteriors and never require painting or refinishing. NFPA 285 compliant series is also available. Now you can have the best for less!

    Contact us for further information or to receive a quotation go to: or call 208-895-8557