Featherstone Installation Guide
Scope of This Installation Guide
This installation guide applies to Featherstone flexible stone veneer when used as a decorative architectural finish in areas adjacent to water features.
These applications may include:
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Accent walls near water features
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Cladding on surrounding architectural elements
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Decorative surfaces intended to visually coordinate with a water feature design
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Columns, walls, or cabinetry surrounding water installations
This guide does not apply to installations where Featherstone veneer will be exposed to continuous water flow, standing water, or submerged conditions.
For water feature surfaces that will experience direct water contact, Adagio Water Features utilizes specialized systems designed specifically for wet environments.
This document outlines the recommended procedures for installing Featherstone veneer products. These materials offer the authentic appearance of natural stone while providing exceptional flexibility, lightweight handling, and ease of installation.
Following these guidelines will help ensure a durable installation and a professional finish suitable for architectural features, wall cladding, and custom fabrication.
Material Characteristics
Featherstone veneer is manufactured from thin layers of natural stone reinforced with a composite backing. The resulting product maintains the natural beauty of stone while allowing controlled flexibility and lightweight installation.
Typical characteristics include:
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Extremely thin natural stone surface layer
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Reinforced backing for strength and flexibility
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Lightweight sheets that can be applied to many substrates
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Ability to bend to moderate radii depending on thickness and backing material
Sheets can typically bend along their length to a radius of approximately 14 inch, though this may vary slightly depending on the specific stone and backing type. Fabric-backed materials generally offer the highest flexibility for curved installations.
Surface Preparation
Proper substrate preparation is critical for a long-lasting installation.
All surfaces must be:
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Clean
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Structurally sound
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Dry and free from oils or dust
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Smooth and level
Suitable substrates may include:
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Cement board
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Gypsum board
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Concrete or plastered masonry
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MDF or HDF panels
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Exterior wall assemblies designed for adhered cladding
For exterior installations, proper moisture management systems should always be incorporated to protect the underlying structure.
Cutting and Fabrication
Flexible stone veneer can be easily fabricated using common shop tools.
Recommended cutting methods include:
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Heavy scissors or utility knives for small cuts
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Diamond marble blades for large quantities
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Tungsten carbide wood blades for dry cutting
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Standard carbide woodworking blades
These materials can be cut, trimmed, and shaped to fit most architectural applications including panels, columns, cabinetry, and feature walls.
Adhesives
The selection of adhesive depends on the substrate and application environment.
Common adhesive systems include:
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Two-part epoxy adhesives
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Polyurethane construction adhesives
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Epoxy-based cementitious adhesives
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Silicone construction adhesives
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Polyurethane wood adhesives
For wet environments such as showers or water-exposed surfaces, epoxy resin adhesives are strongly recommended due to their moisture resistance and superior bond strength.
Pressure-sensitive adhesive backings are also available on some sheets, allowing for peel-and-stick installation in select interior applications. Inquire for more details
Installation Procedure
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Layout Planning
Dry fit all sheets to determine layout, grain direction, and seam placement. -
Adhesive Application
Apply the selected adhesive evenly to the substrate or the back of the veneer sheet according to the manufacturer’s instructions. -
Placement
Position the veneer sheet and press firmly to achieve full surface contact. -
Rolling / Pressure
Use a laminate roller or flat pressing tool to ensure uniform adhesion and eliminate air pockets. -
Seam Alignment
Sheets may be installed edge-to-edge or with grout spacing depending on the design intent.
Tiled Installations and Grouting
When installing the veneer in a tiled layout, leave consistent grout joints between panels.
Recommended practices:
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Use water-based epoxy grout
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Select grout colors that complement the stone tone
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Clean excess grout immediately with a damp sponge
Epoxy grout can also serve as a protective surface sealer when properly cleaned during finishing.
MDF / HDF Panel Lamination
For industrial panel production or cabinetry applications:
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Panels may be laminated using heat pressing
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Typical press cycle: 2–5 minutes
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Pressure: approximately 10 tons
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Temperature: approximately 120°C
Recommended adhesives include polyurethane hot-melt adhesives or EVA-based polymer adhesives.
Flooring Applications
Certain stone veneers containing higher quartz content may be suitable for flooring systems when properly laminated to MDF or HDF panels and supported by an appropriate structural substrate.
Consult the stone supplier before specifying veneer for floor applications.
Sealing and Protection
All natural stone veneers should be sealed after installation to protect against staining and moisture.
Acceptable sealers include:
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Polyurethane sealers (matte or gloss)
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Water-based sealers
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Solvent-based sealers
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Silicone-based impregnators
Penetrating sealers create hydrophobic and oleophobic protection, helping repel water and oil-based contaminants while preserving the natural appearance of the stone.
Sealer finish levels should always be tested on a sample before final installation.
Recommended Applications
Flexible stone veneer is suitable for a wide range of architectural applications including:
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Interior feature walls
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Exterior wall cladding
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Water feature panels
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Cabinetry and furniture panels
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Curved architectural elements
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Columns and pillars
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Bathroom and shower walls
Best Practices
To achieve the best results:
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Always test adhesives on a sample panel first
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Confirm compatibility between substrate, adhesive, and sealer
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Maintain consistent pressure during installation
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Seal surfaces after installation for long-term protection

