Products
SturdiMount® offers a comprehensive range of exterior mounting blocks designed to simplify the installation of outdoor fixtures while enhancing the durability and aesthetics of your home's exterior. Crafted from tough, low-maintenance cellular PVC, these pre-assembled blocks feature built-in water management systems to prevent leaks and water damage. Their clean, finished appearance complements various siding materials, including fiber cement, engineered wood, cedar, and composite siding. Ideal for mounting light fixtures, dryer vents, electrical boxes, and more, SturdiMount products provide a reliable and attractive solution for exterior installations.
About SturdiMount Products
Perfecting Hardboard, Fiber Cement, and Engineered Wood Siding
SturdiMount Mount Blocks are designed to provide a strong, smooth mounting surface that complements uneven exterior finishes such as lap siding, brick, stone, or stucco. It’s a detail that is often overlooked that provides easy installation of light fixtures, vents, plugs, and more. SturdiMount blocks provide a finished look that complements a wide range of exterior materials. The ABS flange is designed to keep water at bay. Made of cellular PVC to provide a lifetime of maintenance-free durability.
A Strong Choice for a Beautiful Finish
SturdiMount Mount Blocks are designed to provide a strong, smooth mounting surface that complements uneven exterior finishes such as lap siding, brick, stone, or stucco.
Pre-flashed and pre-assembled for protection against water damage
The mounting surface is manufactured of cellular PVC
Nail fin for incorporation into water-resistive barriers
Incorporated head flashing saves time
Does not split, crack, warp, or twist; will not chalk or fade
Does not experience moisture cycling, so paint holds up better than on wood
This Product can be Painted
For best results, use a 100% acrylic paint or paint that is formulated to bond to plastic and PVC. Always follow the paint manufacturer’s instructions for surface preparation and priming.
Resource Library
Explore our library of educational resources—including product literature, installation guidelines, technical documents, and more—to help guide every stage of your project.
FAQs
What makes SturdiMount blocks a smart choice for hardboard and lap siding applications?
SturdiMount blocks are specifically designed for use with fiber cement, engineered wood, real wood, cedar, and composite lap siding. Made from durable cellular PVC, they won’t chalk or fade over time. Their clean, finished appearance enhances curb appeal, while their rugged construction ensures compatibility with a variety of siding materials, offering beauty and long-term performance in one solution.
How do SturdiMount blocks save time and protect against water damage?
Engineered for efficiency, SturdiMount blocks come pre-flashed and pre-assembled, helping crews install them in seconds. This design provides consistent job site quality, regardless of who’s doing the work. The built-in water management system helps protect against moisture intrusion, preserving the integrity of the exterior and reducing the risk of callbacks or repairs.
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