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Siding

1x4 Jatoba Channel Siding

This 1x4 Jatoba siding board (Channel profile) offers unmatched exterior cladding longevity, backed by Jatoba's 2,350 Janka hardness and a natural lifespan of up to 40+ years. As a premium Jatoba wood siding option, this Class A fire-rated hardwood withstands extreme weather, UV exposure, and heavy foot traffic without chemical treatment — perfect for exterior cladding and accent walls. In stock and ships nationwide — order 1x4 Jatoba siding boards online or call 1-844-674-4455 for expert guidance.

1 x 4(0.75"×3.5" actual)[19.0mm × 88.9mm]
Contractor Trusted
Expert Backed
Ships Nationwide
SKU: JATO-1X4-CHAN-SB-L1

Configure Your Order

Select profile, grade, and length below to see live pricing

Exceptional durability and refined aesthetics for high-performance exterior wall systems.

Channel

Select and Better is our standard grade

Length Guide

Available lengths: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22′

Estimated Shipping Weight
Weight per linear foot:1.28 lbs/LF
1' board:1.3 lbs

1x4 Jatoba Channel Siding — Complete Guide

Everything you need to know about channel jatoba siding

About 1x4 Jatoba Channel Siding

Jatoba, often referred to as Brazilian Cherry, provides an unparalleled balance of strength and aesthetic sophistication for exterior cladding. Its inherent density and natural resistance to environmental stressors make it a premier choice for architectural siding. The channel profile specifically enhances the building envelope by creating distinct, clean shadow lines that define the structure's geometry while facilitating necessary moisture drainage in rainscreen applications.

  • Deep shadow lines provided by the precision-milled channel profile
  • High natural density minimizes warping and movement in exterior exposure
  • Versatile orientation allows for horizontal or vertical installation
  • Compatible with modern ventilated wall and rainscreen designs

Key Benefits

Exceptional Hardness

With a Janka rating of 2350, Jatoba offers superior impact resistance, standing up to rigorous environmental conditions and physical contact.

Natural Decay Resistance

The species contains high levels of natural oils that provide inherent protection against fungal decay, rot, and wood-boring insects.

Design Versatility

Exhibits a rich, reddish-brown color palette that ages to a sophisticated silver-gray if left untreated, or maintains warmth with UV inhibitors.

Technical Specifications

Janka Hardness

2350 lbf

Density

Approximately 60-65 lbs per cubic foot

Durability Rating

Class 1 (Highly resistant to rot and decay)

Dimensional Stability

Good; requires proper spacing and acclimation

Installation Guide

Difficulty:
Professional/Advanced

Key Tips:

  • Pre-drill all fastener holes to prevent splitting given the high density
  • Ensure a ventilated gap (rainscreen) behind the siding for proper moisture management
  • Allow for proper expansion gaps at all butt joints and perimeters
  • Use stainless steel fasteners to avoid tannin staining

Recommended Tools:

Carbide-tipped saw blades
High-torque drill/driver
Stainless steel trim screws
Rainscreen battens

Maintenance & Care

Cleaning

Annual cleaning with a mild soap solution and a soft brush to remove dust and environmental debris.

Finishing

Apply a high-quality, penetrating UV-inhibiting oil finish if retaining the original color is desired; reapply as needed based on sun exposure.

Weathering

If left unfinished, the wood will naturally patina to a uniform silver-gray color without compromising structural integrity.

1x4 Jatoba Channel Siding — Frequently Asked Questions

A 1x4 Jatoba board weighs approximately 1.28 lbs per linear foot. Jatoba has a density of about 57 lbs/ft³, making it one of the densest commercially available hardwoods. A 12-foot 1x4 Jatoba board weighs approximately 12 lbs. Always factor weight into your structural and shipping calculations.

1x4 Jatoba siding has an expected service life of up to 40+ years when properly installed. This is 3-5× longer than pressure-treated pine and 2-3× longer than cedar. Jatoba achieves this exceptional longevity through its 2,350 Janka hardness and Class 1 durability rating, providing built-in resistance to rot, decay, insects, and fungal growth without chemical preservatives.

1x4 Jatoba siding pricing varies by profile, grade, and board length. Select and Better grade boards typically range from $4-$12 per linear foot before shipping. While the upfront cost is higher than pressure-treated lumber, Jatoba's up to 40+-year service life makes the lifetime cost per year significantly lower. Use the configurator above for exact pricing, or request a custom quote for large orders.

Yes — 1x4 Jatoba wood siding outperforms composite in hardness (2,350 vs ~200 Janka), lifespan (up to 40+ years vs 25-30 years), and heat resistance. Unlike composites, Jatoba won't melt, warp in extreme heat, or fade significantly. While initial cost is similar ($8-15/LF installed), Jatoba wood decking costs less over its much longer lifetime. Composites do offer lower upfront maintenance, but Jatoba's natural beauty and durability make it the superior long-term investment.

Jatoba is widely considered one of the best woods for 1x4 siding boards. With a 2,350 Janka hardness rating, Class A fire-rated certification, and up to 40+-year lifespan, Jatoba (Brazilian Cherry) outperforms nearly every other commercially available wood species. Other excellent options include Cumaru (Brazilian Teak) and Massaranduba (Brazilian Redwood), but Jatoba remains the industry benchmark for premium outdoor hardwood applications.

Jatoba requires minimal maintenance. Without treatment, it naturally weathers to an elegant silver-gray patina over 6-12 months. To maintain the original warm brown color, apply a UV-inhibiting penetrating oil (like Ipe Oil or Penofin) once or twice annually. Cleaning involves periodic washing with a mild soap solution. No sanding, staining, or sealing is required for structural durability.

Jatoba is DIY-friendly with proper preparation. Key requirements: (1) Always pre-drill all screw holes — Jatoba is too hard for direct screwing. (2) Use only 305 or 316 stainless steel fasteners — standard hardware will corrode and stain. (3) Face-screw with stainless steel trim-head screws. (4) Allow boards to acclimate on-site for 5-7 days before installation. A compound miter saw with a carbide-tipped blade is recommended.

A nominal 1x4 Jatoba board has actual finished dimensions of 0.75" × 3.5" (19.0 x 88.9 mm). The "1x4" is the nominal (rough-cut) size — after kiln drying and precision surfacing, all hardwood lumber finishes slightly smaller. This is standard across the lumber industry, similar to how a nominal 2×4 softwood measures 1.5" × 3.5". Always use the actual dimensions (0.75" × 3.5") when calculating material quantities and coverage for your project.

We responsibly, legally, and ethically source all our Jatoba. We work only with suppliers who follow responsible forestry practices with full chain-of-custody transparency. Jatoba trees grow naturally in diverse tropical forests and regenerate well under managed harvest. The extremely long lifespan (up to 40+ years) means fewer replacements compared to softwood or composite alternatives, reducing long-term environmental impact.

Shipping & Delivery

Nationwide delivery: We ship to all 50 states via LTL freight, flatbed, or terminal pickup

Typical lead time: 5-10 business days for standard orders (custom milling may add 2-3 weeks)

Shipping estimate: Final freight cost calculated at checkout based on your location and order size

Rush service available: Contact us for expedited milling and shipping options

1x4 Jatoba Channel Siding — Complete Buyer's Guide

Jatoba is a premium tropical hardwood sourced from Central & South America (Brazil, Peru, Bolivia). With a Janka hardness rating of 2,350 lbf and a density of approximately 60 lbs/ft³, Jatoba is classified as Class 1-2 - Durable — one of the most durable commercial lumber species available.

Why Choose 1x4 Jatoba Wood for Your Siding?

As exterior cladding, Jatoba siding provides a weather-tight barrier with exceptional impact resistance. The dense grain resists dents, hail damage, and woodpecker damage far better than cedar, pine, or fiber cement alternatives. Properly installed 1x4 Jatoba siding delivers a service life of 40+ years with minimal maintenance — an optional annual oil treatment preserves the original color, or you can let the Jatoba wood weather to a distinguished silver-gray patina. Jatoba carries a Class A - Low flame spread, making it suitable for wildfire-prone regions where code-compliant materials are required.

The 1x4 profile is precision-milled to tight tolerances and available in Select and Better grade, ensuring consistent quality across your entire project. All Jatoba lumber is available in Select and Better grade with lengths ranging from 4′ to 20′.

1x4 Jatoba Siding — Installation & Coverage Specs

  • Recommended joist spacing: 16" on center for 1x4 boards (0.75" actual thickness)
  • Fastener placement: Secure per profile requirements, one fastener per joist minimum
  • Board weight: A 12-foot 1x4 Jatoba board weighs approximately 12 lbs (1.04 lbs/LF)
  • Coverage: Each 12-foot 1x4 board covers 3.5 sq ft of siding surface (3.5" face width)
  • Pre-drilling required: Always pre-drill in Jatoba — the 2,350 lbf hardness prevents direct screwing

Janka Hardness

2,350 lbf

Service Life

40+ years

Durability

Class 1-2 - Durable

Fire Rating

Class A

Related Jatoba Products & Resources

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