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Engineered Wood Siding by LP® Smartside®

Your siding should both look great and protect your home. With these important goals in mind, choosing the perfect siding can be a challenge due to all the options out there. At O’Sullivan Installs, we offer siding solutions by Alside® and LP Smartside. We’ve grown to really love LP Smartside products and the outstanding quality LP delivers.

LP SmartSide® Trim & Siding offers the warmth and beauty of traditional wood with the durability of LP engineered wood. It’s a complete line of high-performance trim and siding products to complement almost any building style. All LP SmartSide® products feature our innovative, four component SmartGuard® manufacturing process for strength and to resist fungal decay and termites.

At O’Sullivan Installs, we’re proud to include LP Smartside siding products with the array of outstanding products and exterior remodeling services we offer to customers in Massachusetts and Southern New Hampshire.

Why Choose LP Smartside® Siding For Your Home?


The Strength To Endure Harsh Weather. LP SmartSide Siding is engineered to perform beautifully in extreme climates and resist damage from impacts.


Versatility To Create Your Signature Style. If you can dream it, LP SmartSide Siding can make it a reality. Get the style you want for a truly custom look.


Installs Easily With Common Woodworking Tools. LP SmartSide Siding helps you achieve the look you want while saving time and money during installation.