Durable, high-performance materials
milled to your exact design and dimensions.
Transform exterior environments with siding and cladding built to last. At Mason’s Mill & Lumber, we supply architects, builders, and contractors with precision-milled exterior materials designed for long-term beauty and performance.
From modern rainscreen systems to traditional lap siding, our mill offers the quality, flexibility, and speed your project demands.
This Accoya® Grey 1 x 6 with four eased edges can be milled into rainscreen cladding, tongue and groove or shiplap. Guaranteed for 50 years above ground. With Accoya® no additional oil or finish is required.
Learn more about Accoya® wood HERE: https://youtu.be/c3km0dYmr74
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Guaranteed for 50 years above ground and 25 years. Learn more about Accoya® HERE: https://youtu.be/c3km0dYmr74
The Iron Woods® Vanish™ System creates irresistible beauty in the art of both commercial and residential building envelope design and construction. Traditional horizontal rain screen siding has long been recommended for improved air flow allowing air to move vertically behind the siding and moisture to evaporate which significantly improves the service life of a building envelope and coating performance. The Vanish™ Rainscreen System represents a significant leap forward in rain screen design and application. The Vanish™ system also adjusts naturally to changes in humidity throughout seasonal and climatic cycles eliminating stress at the point of connection.
The unique Vanish™ Rain Screen Clips eliminate the appearance of fasteners from the building aesthetic which represents a significant improvement over traditional “on batten/face fastened” rain screen applications. The Iron Woods® Vanish™ Rainscreen System completely eliminates the need for face fastening providing a clean and appealing aesthetic appearance. The unique clip system also eliminates the possibility of moisture holding while allowing both vertical and horizontal air flow to facilitate the dispensation of moisture from behind the wood.
To learn more about the Iron Woods® Vanish Rainscreen Systems, click HERE: https://www.ironwoods.com/rainscreen-siding/
and HERE: https://www.ironwoods.com/wp-content/uploads/2022/02/Iron-Woods-Rainscreen-Tech-Sheet.pdf
Some additional features of the Iron Woods® Vanish™ Rainscreen Siding System include:
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 5 1/2"
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 3"
Slatwall cladding profile for custom milling to specification in various species.
Slatwall cladding profile for custom milling to specification in various species.
Surface Area = 5 1/8”
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 6in
Slatwall cladding profile for custom milling to specification in various species.
Siurface Coverage = 5in
Slatwall cladding profile for custom milling to specification in various species.
Slatwall cladding profile for custom milling to specification in various species.
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 5in
Slatwall cladding profile for custom milling to specification in various species.
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 5in
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 6in
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 5in
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 3 1/8"
Slatwall cladding profile for custom milling to specification in various species.
Sirface Coverage = 4 7/8"
Slatwall cladding profile for custom milling to specification in various species.
Surface area 5 1/4"
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage =6in
Slatwall cladding profile for custom milling to specification in various species.
Surface Coverage = 3.5 in
Slatwall cladding profile for custom milling to specification in various species.
Slatwall cladding profile for custom milling to specification in various species.
Aspen Ridge brings a warm, medium-brown wood tone with soft grey undertones to the RusticSeries™ lineup. Factory-applied to James Hardie® fiber cement lap siding, its two-tone composite grain replicates the natural variation of hand-stained wood without the recoating, warping, or insect damage that comes with real wood siding. Backed by a 30-year coating warranty, Aspen Ridge is a durable, low-maintenance choice for exteriors that want a warm, earthy curb-appeal statement.
Two-Tone Composite Wood Grain Finish | 30-Year Coating Warranty | Factory-Applied Finish for Consistent Color | James Hardie® Fiber Cement Substrate | Fire-Resistant, Low-Maintenance Alternative to Stained Wood | Coordinating Solid-Color Trim & Caulking Available.
5.25", 6.25", 7.25", 8.25", 9.25", 12"
12ft
Aspen Ridge brings a warm, medium-brown wood tone with soft grey undertones to the RusticSeries™ lineup. Factory-applied to James Hardie® fiber cement lap siding, its two-tone composite grain replicates the natural variation of hand-stained wood without the recoating, warping, or insect damage that comes with real wood siding. Backed by a 30-year coating warranty, Aspen Ridge is a durable, low-maintenance choice for exteriors that want a warm, earthy curb-appeal statement.
Two-Tone Composite Wood Grain Finish | 30-Year Coating Warranty | Factory-Applied Finish for Consistent Color | James Hardie® Fiber Cement Substrate | Fire-Resistant, Low-Maintenance Alternative to Stained Wood | Coordinating Solid-Color Trim & Caulking Available
5.25", 6.25", 7.25", 8.25", 9.25", 12"
12ft
Cascade Slate offers a cool, contemporary grey two-tone finish for homeowners and builders who want the texture of wood siding in a modern color palette. Part of the RusticSeries™ collection on James Hardie® fiber cement, its factory-applied coating resists fading and chipping and carries a 30-year coating warranty, making it a low-maintenance option for coastal, modern-farmhouse, and contemporary exteriors.
Two-Tone Composite Wood Grain Finish | 30-Year Coating Warranty | Factory-Applied Finish for Consistent Color | James Hardie® Fiber Cement Substrate | Fire-Resistant, Low-Maintenance Alternative to Stained Wood | Coordinating Solid-Color Trim & Caulking Available
5.25", 6.25", 7.25", 8.25", 9.25", 12"
12ft
Old Cherry captures the deep, reddish-brown warmth of stained cherry wood in a durable, two-tone composite finish. Applied to James Hardie® fiber cement lap siding as part of the RusticSeries™ collection, it delivers rich color depth and natural grain variation while standing up to sun, moisture, and pests far better than real wood — backed by a 30-year coating warranty.
Two-Tone Composite Wood Grain Finish | 30-Year Coating Warranty | Factory-Applied Finish for Consistent Color | James Hardie® Fiber Cement Substrate | Fire-Resistant, Low-Maintenance Alternative to Stained Wood | Coordinating Solid-Color Trim & Caulking Available
5.25", 6.25", 7.25", 8.25", 9.25", 12"
12ft
River Rock blends warm grey and brown tones into a stone-inspired two-tone finish that pairs naturally with both traditional and modern exteriors. Part of the RusticSeries™ lineup on James Hardie® fiber cement, River Rock offers the appearance of natural, weathered wood with the long-term performance, fire resistance, and 30-year coating warranty of factory-finished fiber cement siding.
Two-Tone Composite Wood Grain Finish | 30-Year Coating Warranty | Factory-Applied Finish for Consistent Color | James Hardie® Fiber Cement Substrate | Fire-Resistant, Low-Maintenance Alternative to Stained Wood | Coordinating Solid-Color Trim & Caulking Available
5.25", 6.25", 7.25", 8.25", 9.25", 12"
12ft
Sand Castle brings a light, warm tan and beige two-tone finish to the RusticSeries™ collection, echoing the look of sun-bleached driftwood. Factory-applied to James Hardie® fiber cement lap siding, it brightens exteriors while offering the same 30-year coating warranty, fire resistance, and low-maintenance durability as the rest of the RusticSeries™ palette.
Two-Tone Composite Wood Grain Finish | 30-Year Coating Warranty | Factory-Applied Finish for Consistent Color | James Hardie® Fiber Cement Substrate | Fire-Resistant, Low-Maintenance Alternative to Stained Wood | Coordinating Solid-Color Trim & Caulking Available
5.25", 6.25", 7.25", 8.25", 9.25", 12"
12ft
Summer Wheat delivers a golden tan, honey-wheat two-tone finish with warm depth and dimension. Part of the RusticSeries™ collection on James Hardie® fiber cement, it's factory-coated for consistent color from plank to plank and backed by a 30-year coating warranty, giving builders and homeowners a sunny, inviting wood tone without the upkeep of real wood siding.
Two-Tone Composite Wood Grain Finish | 30-Year Coating Warranty | Factory-Applied Finish for Consistent Color | James Hardie® Fiber Cement Substrate | Fire-Resistant, Low-Maintenance Alternative to Stained Wood | Coordinating Solid-Color Trim & Caulking Available
5.25", 6.25", 7.25", 8.25", 9.25", 12"
12ft
Winchester Brown is a deep, rich walnut-brown two-tone finish that adds bold, grounded warmth to any exterior. Part of the RusticSeries™ offering on James Hardie® fiber cement, Winchester Brown combines dramatic color depth with the durability, fire resistance, and 30-year coating warranty that make RusticSeries™ a long-term alternative to stained wood siding.
Two-Tone Composite Wood Grain Finish | 30-Year Coating Warranty | Factory-Applied Finish for Consistent Color | James Hardie® Fiber Cement Substrate | Fire-Resistant, Low-Maintenance Alternative to Stained Wood | Coordinating Solid-Color Trim & Caulking Available
5.25", 6.25", 7.25", 8.25", 9.25", 12"
12ft
Southern yellow pine is an abundant, fast growing, renewable resource. Used in elegant and rustic settings. This paneling is still gorgeous after years of use. Stainable and paintable.
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Southern yellow pine is an abundant, fast growing, renewable resource. Used in elegant and rustic settings. This paneling is still gorgeous after years of use. Stainable and paintable.
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Available for Thermory® Ash and Thermory® Pine wood species, the Pro Plug™ System transforms a once time consuming and difficult task of installing plugs and fasteners into something simple and easy. Precisely engineered for installing wood plugs into decks, flooring, and woodworking.
Learn more about the Pro Plug™ System HERE: http://www.starbornindustries.com/pro-plug
Thermally modified ash rough lumber offers the classic, timeless sophistication of real wood combined with the exceptional durability that results from the thermal modification process. When it comes to rot resistance and stability, this ash rough lumber will take on any other real wood product, including tropical woods and other modified hardwoods. Meticulous milling means clean lines, tight seams and easy installation.
The thermal wood process modifies each board completely, all the way through to the core, leading to unequalled durability and stability without sacrificing the natural qualities of real wood.
Ash is regularly used for furniture, flooring, doors, architectural millwork and moulding, kitchen cabinets, paneling, tool handles, baseball bats, hockey sticks, skis, oars and turnings. The sapwood is light-colored to nearly white and the heartwood varies from greyish or light brown, to pale yellow streaked with brown. The wood is generally straight-grained with a coarse uniform texture.
The degree and availability of light-colored sapwood, and other properties, will vary according to the growing regions.
• Extended Lifespan
• Rot Resistance
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Thermory® Benchmark Ash Cladding / Siding Lap & Gap offers the classic, timeless sophistication of real wood combined with the exceptional durability that results from our thermal modification process. When it comes to rot resistance and stability, this ash lap and gap will take on any other real wood product, including tropical woods and other modified hardwoods. Meticulous milling means clean lines, tight seams and easy installation. With Thermory® Benchmark Ash Cladding / Siding Lap & Gap, you’re guaranteed to have a well-clad wall.
The Thermory® wood process modifies each board completely, all the way through to the core, leading to unequalled durability and stability without sacrificing the natural qualities of real wood. To learn more about Thermory® Cladding & Siding, click HERE: https://www.youtube.com/watch?v=Thk1UAQYOaU
• 25 Year + Lifespan
• Rot Resistance
• Thermally Modified Ash
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Thermory® Benchmark Ash rough lumber offers the classic, timeless sophistication of real wood combined with the exceptional durability that results from a thermal modification process. When it comes to rot resistance and stability, this ash rough lumber will take on any other real wood product, including tropical woods and other modified hardwoods. Meticulous milling means clean lines, tight seams and easy installation.
The Thermory® wood process modifies each board completely, all the way through to the core, leading to unequalled durability and stability without sacrificing the natural qualities of real wood. To learn more about Thermory®, click HERE: https://www.youtube.com/watch?v=m_Z8FHs47HQ
• 25 Year + Lifespan
• Rot Resistance
• Thermally Modified Ash
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Tongue and groove, butt joint end-matched. 25+ Year Warranty
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Interior and exterior slatwall cladding in Thermory® Benchmark Ash has a smooth finish, intense strength in a brown color with a (5/4 x 5") C72 profile and hidden screw installation.
THICKNESS: 1.02 in. • WIDTH: 4.6 in. • COVERAGE: 4.2 in.
For more information CLICK HERE: https://thermoryusa.com/product/benchmark-ash-cladding-5-4x5-c72-jem/
Tongue and groove, butt joint end-matched. 25+ Year Warranty
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Thermory® Cladding & Siding offers the classic, timeless sophistication of real wood combined with the exceptional durability that results from the Thermory® thermal modification process. When it comes to rot resistance and stability, Thermory® Cladding & Siding will take on any other real wood product, including tropical woods and other modified hardwoods. Meticulous milling means clean lines, tight seams and easy installation. With Thermory® Cladding & Siding, you’re guaranteed to have a well-clad wall.
The Thermory® wood process modifies each board completely, all the way through to the core, leading to unequalled durability and stability without sacrificing the natural qualities of real wood. Mason’s Mill & Lumber is Houston’s exclusive distributor of Thermory® thermally modified wood products. Mason’s Mill has the largest Thermory inventory in Texas. We deliver weekly to the Austin / San Antonio area, and arrange deliveries throughout Texas and beyond. Thermory® is a perfect choice for any exterior or interior project.
To learn more about Thermory® Cladding & Siding, click HERE: https://www.youtube.com/watch?v=Thk1UAQYOaU
• 25 Year + Lifespan
• Rot Resistance
• Thermally Modified
AVAILABLE IN:
• Knotty Pine
• Clear Radiata Pine
• Kodiak Spruce
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Ignite by Thermory® Spruce Tongue & Groove Cladding is brushed and tinted and comes with all the benefits of thermal modification. To learn more about Thermory® Ignite Spruce Cladding HERE: https://www.youtube.com/watch?v=dBBbD2_D8Yo
Featured on HGTV’s property brothers!
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Interior and exterior slatwall cladding in Thermory® Kodiak Spruce has a smooth finish, intense strength in a brown color with a (5/4 x 8) C75 profile and hidden screw installation.
THICKNESS: 1.02 in. • WIDTH: 7.3 in. • COVERAGE: 6.9 in.
For more information CLICK HERE: https://thermoryusa.com/product/kodiak-spruce-cladding-5-4x8-c75-jem/
Thermory® Press and Click Strips (PaCS) are the innovative cladding, siding and decking system that lets you permanently install your boards with just a press, and click. Whether using PaCS furring strips made with wood or the PaCS Aluminum Rail System with factory-positioned clips, PaCS Tracks align flawlessly, every time.
UFP-Edge® Siding features the natural charm and beauty of real wood siding. Each exterior cladding piece is meticulously crafted for both functionality and to enhance the exterior beauty of the home. With several profiles, finishes and wood species options to choose from, your home will surely be the envy of the block.
Domestically sourced and manufactured wood that is modified in a natural proceass using only heat & steam. UFP-Edge® comes with a 20 year warranty on wood, no warranty on finish. Prefinished expected life span is 5 - 7 years or longer and varies due to sun & weather exposure.
UFP-Edge® is sold in 6pc packs only with wire brush textured face. Knotty pine 1 x 6 tongue and groove nickel gap, end-matched. To learn more about UFP-Edge® click HERE: https://www.youtube.com/watch?v=9YSaBZMfcpA
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
UFP-Edge® Siding features the natural charm and beauty of real wood siding. Each exterior cladding piece is meticulously crafted for both functionality and to enhance the exterior beauty of the home. With several profiles, finishes and wood species options to choose from, your home will surely be the envy of the block.
Domestically sourced and manufactured wood that is modified in a natural proceass using only heat & steam. UFP-Edge® comes with a 20 year warranty on wood, no warranty on finish. Prefinished expected life span is 5 - 7 years or longer and varies due to sun & weather exposure.
UFP-Edge® is sold in 6pc packs only with wire brush textured face. Knotty pine 1 x 6 tongue and groove nickel gap, end-matched. To learn more about UFP-Edge® click HERE: https://www.youtube.com/watch?v=9YSaBZMfcpA
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
UFP-Edge® Siding features the natural charm and beauty of real wood siding. Each exterior cladding piece is meticulously crafted for both functionality and to enhance the exterior beauty of the home. With several profiles, finishes and wood species options to choose from, your home will surely be the envy of the block.
Domestically sourced and manufactured wood that is modified in a natural proceass using only heat & steam. UFP-Edge® comes with a 20 year warranty on wood, no warranty on finish. Prefinished expected life span is 5 - 7 years or longer and varies due to sun & weather exposure.
UFP-Edge® is sold in 6pc packs only with wire brush textured face. Knotty pine 1 x 6 tongue and groove nickel gap, end-matched. To learn more about UFP-Edge® click HERE: https://www.youtube.com/watch?v=9YSaBZMfcpA
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
UFP-Edge® Siding features the natural charm and beauty of real wood siding. Each exterior cladding piece is meticulously crafted for both functionality and to enhance the exterior beauty of the home. With several profiles, finishes and wood species options to choose from, your home will surely be the envy of the block.
We carry the UFP-Edge® Touch Up Paint Kit in:
• Back Country
• Glacier
• Lost Trail
• Timber Ridge
• Wood Smoke
UFP-Edge® Siding features the natural charm and beauty of real wood siding. Each exterior cladding piece is meticulously crafted for both functionality and to enhance the exterior beauty of the home. With several profiles, finishes and wood species options to choose from, your home will surely be the envy of the block.
Domestically sourced and manufactured wood that is modified in a natural proceass using only heat & steam. UFP-Edge® comes with a 20 year warranty on wood, no warranty on finish. Prefinished expected life span is 5 - 7 years or longer and varies due to sun & weather exposure.
UFP-Edge® is sold in 6pc packs only with wire brush textured face. Knotty pine 1 x 6 tongue and groove nickel gap, end-matched. To learn more about UFP-Edge® click HERE: https://www.youtube.com/watch?v=9YSaBZMfcpA
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
UFP-Edge® Siding features the natural charm and beauty of real wood siding. Each exterior cladding piece is meticulously crafted for both functionality and to enhance the exterior beauty of the home. With several profiles, finishes and wood species options to choose from, your home will surely be the envy of the block.
Domestically sourced and manufactured wood that is modified in a natural proceass using only heat & steam. UFP-Edge® comes with a 20 year warranty on wood, no warranty on finish. Prefinished expected life span is 5 - 7 years or longer and varies due to sun & weather exposure.
UFP-Edge® is sold in 6pc packs only with wire brush textured face. Knotty pine 1 x 6 tongue and groove nickel gap, end-matched. To learn more about UFP-Edge® click HERE: https://www.youtube.com/watch?v=9YSaBZMfcpA
CLICK HERE TO ORDER A $10.00 SAMPLE in your choice of species that will be credited towards your full order.
Your exterior material choice isn’t just about aesthetics—it’s about protection, performance, and longevity.
Quality siding and cladding shield your structure from moisture, UV exposure, and temperature shifts while defining its architectural character.
Key Benefits:
Shields your structure from weather and UV damage
Adds texture, rhythm, and visual warmth
Increases property value through lasting curb appeal
Reduces maintenance and replacement costs over time
Your exterior deserves materials that look exceptional and perform even better. Mason’s Mill & Lumber supplies a comprehensive selection of wood, thermally modified, and composite materials for siding and cladding applications — all precision-milled for stability, consistency, and architectural expression.
Both protect and define a building’s exterior, but “siding” typically refers to materials used on residential homes, while “cladding” is the broader architectural term used for commercial or custom applications. At Mason’s Mill & Lumber, we supply both—custom-milled to suit your project’s design and performance requirements.
Yes. Our in-house mill can match or reproduce nearly any profile from drawings or samples. Whether you need shiplap, tongue-and-groove, channel, or modern rainscreen cladding, we can produce precise dimensions, edge details, and finishes for a perfect fit.
We recommend durable, stable materials that can handle heat, humidity, and UV exposure—such as Thermory® thermally modified wood, Accoya® acetylated wood, or Modern Mill ACRE™ composite. Each performs exceptionally well in harsh environments while maintaining its appearance for decades.
A rainscreen system creates an air gap between the siding and the building envelope, allowing trapped moisture to escape. This design helps prevent rot, mold, and warping, while improving energy efficiency. Many of our products are ideal for rainscreen installation.
Yes. We ship and deliver materials throughout Texas and across the U.S., with next-day delivery available for many stocked items. For large or custom orders, our team coordinates logistics to ensure materials arrive on time and in excellent condition.
Yes. We stock the full range of exterior accessories so your siding system performs as intended.
Available options include:
Stainless or coated screws and clips designed for wood and composite rainscreen systems
Specialized drill bits, trim hardware, and concealed fastening options
High-quality sealers, oils, and stains formulated for exterior woods
Color-matched corner boards and trim materials
Our team can help you pair the right hardware and finish system with your chosen material — ensuring consistent aesthetics and long-term performance.
A rainscreen system is a modern cladding design that includes a small ventilation cavity between the cladding boards and the wall sheathing. This gap allows moisture to drain and air to circulate, protecting the structure from trapped humidity and water damage.
Benefits include:
Longer material lifespan and reduced maintenance
Improved building envelope performance
Better indoor air quality through moisture control
Compatibility with vertical and horizontal installations
At Mason’s Mill, our materials like Accoya®, Thermory®, and Modern Mill ACRE™ are ideal for rainscreen applications, combining dimensional stability with resistance to rot and decay.
Start your next project today!
