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Siding

1x6 Jatoba Siding

Eased-Edge (E4E) — Standard Profile

This 1x6 Jatoba siding board 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 1x6 Jatoba siding boards online or call 1-844-674-4455 for expert guidance.

1 x 6(0.75"×5.5" actual)[19.0mm × 139.7mm]
Contractor Trusted
Expert Backed
Ships Nationwide
SKU: JATO-1X6-E4E-SB-L1

Configure Your Order

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

Durable, high-density Brazilian Cherry engineered for superior architectural performance.

Eased-Edge (Standard)

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:2.01 lbs/LF
1' board:2.0 lbs

1x6 Jatoba Siding — Complete Guide

Everything you need to know about eased-edge jatoba siding

About 1x6 Jatoba Siding

Jatoba, often referred to as Brazilian Cherry, is an exceptionally dense hardwood ideally suited for high-performance exterior siding and cladding. Its inherent physical properties provide robust resistance to environmental stressors, ensuring long-term structural integrity in varied climates. The E4E (Eased Four Edges) profile provides a clean, contemporary aesthetic with softened edges that minimize splintering and enhance the definition of architectural shadow lines. This profile is versatile, allowing for both horizontal and vertical installation patterns, accommodating a wide range of modern design requirements.

  • Exceptional natural resistance to decay, rot, and insect infestation.
  • High density provides a superior surface for exterior finishing.
  • Eased edges allow for precise spacing and clean visual transitions.
  • Compatible with both open-joint rainscreen and traditional closed-wall systems.
  • Stable performance in demanding exterior environments.

Key Benefits

Natural Decay Resistance

Jatoba possesses natural extractives that inhibit fungal growth and termite activity without the need for chemical pressure treatments.

Unmatched Hardness

With a Janka rating of 2350, it resists mechanical impact, dents, and surface wear common in high-traffic commercial or residential zones.

Aesthetic Longevity

Exhibits a rich reddish-brown color that develops a silver-gray patina over time if left untreated, or can be stained to maintain its original warmth.

Technical Specifications

Janka Hardness

2350 lbs

Density

Approx. 950 kg/m3

Durability Rating

Class 1 (Highly Durable)

Dimensional Stability

High

Installation Guide

Difficulty:
Professional Recommended

Key Tips:

  • Pre-drilling is required for all stainless steel fasteners to prevent splitting.
  • Always allow for a minimum 1/8-inch gap between boards to accommodate natural wood movement.
  • Utilize rainscreen furring strips to ensure adequate ventilation behind the cladding surface.
  • Ensure all end-grain cuts are sealed with a high-quality wax-based end sealer to prevent moisture ingress.

Recommended Tools:

Carbide-tipped saw blades
Stainless steel trim screws
Variable speed drill/driver
Pneumatic siding nailer (where appropriate)

Maintenance & Care

Cleaning

Annual cleaning with a mild soap solution and a soft-bristle brush is recommended to remove dirt and debris. Avoid high-pressure washing, which can damage the wood surface.

Finishing

Use high-quality, UV-inhibiting penetrating oil finishes designed for exterior hardwood. Re-application is typically required every 12 to 24 months depending on exposure.

Weathering

If left unfinished, the wood will oxidize to a uniform silvery-gray. This process does not affect the structural integrity of the boards.

1x6 Jatoba Siding — Frequently Asked Questions

A 1x6 Jatoba board weighs approximately 2.01 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 1x6 Jatoba board weighs approximately 20 lbs. Always factor weight into your structural and shipping calculations.

1x6 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.

1x6 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 — 1x6 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 1x6 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 1x6 Jatoba board has actual finished dimensions of 0.75" × 5.5" (19.0 x 139.7 mm). The "1x6" 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" × 5.5") 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

1x6 Jatoba 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 1x6 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 1x6 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 1x6 eased-edge (E4E) profile features gently rounded edges on all four sides, reducing the risk of splinters and creating a comfortable walking surface. This is the most versatile profile — suitable for face-screw installation with countersunk stainless steel fasteners. All Jatoba lumber is available in Select and Better grade with lengths ranging from 4′ to 20′.

1x6 Jatoba Siding — Installation & Coverage Specs

  • Recommended joist spacing: 16" on center for 1x6 boards (0.75" actual thickness)
  • Fastener placement: Face-screw with two stainless steel screws per joist, approximately 1" from each edge of the 5.5" face
  • Board weight: A 12-foot 1x6 Jatoba board weighs approximately 20 lbs (1.63 lbs/LF)
  • Coverage: Each 12-foot 1x6 board covers 5.5 sq ft of siding surface (5.5" 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

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