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1x6 Jatoba V Groove Siding board profile diagram
Siding

1x6 Jatoba V Groove Siding

This 1x6 Jatoba siding board (V Groove 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 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]
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Ships Nationwide
SKU: JATO-1X6-VGRV-SB-L1

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

Architectural grade Brazilian Cherry for high-performance exterior cladding and siding.

V-Groove

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 V-Groove Siding — Complete Guide

Everything you need to know about v-groove jatoba siding

About 1x6 Jatoba V Groove Siding

Jatoba, often referred to as Brazilian Cherry, provides an exceptional solution for exterior siding and cladding due to its remarkable density and biological resistance. The V-groove profile is engineered to allow for minor thermal expansion while creating distinct, clean shadow lines that enhance the depth and texture of a building facade. This profile is versatile, suitable for both horizontal lap and vertical board-on-board installations, providing a sophisticated architectural finish.

  • Naturally resistant to decay, termites, and fungal attack
  • V-groove design creates elegant shadow lines and architectural definition
  • High dimensional stability suitable for diverse climatic conditions
  • Capable of being installed in vertical or horizontal orientations

Key Benefits

Exceptional Hardness

With a Janka rating of 2350, Jatoba offers superior impact resistance against debris and weathering.

Natural Longevity

Contains natural oils and extractives that resist rot and insect infestation without chemical treatments.

Aesthetic Evolution

Features a rich, reddish-brown color that naturally weathers to a sophisticated silver-grey if left untreated.

Technical Specifications

Janka Hardness

2350

Density

Approx. 58-60 lbs/cu ft

Durability Rating

Class 1 (Highly Durable)

Dimensional Stability

Excellent

Installation Guide

Difficulty:
Professional/Advanced

Key Tips:

  • Always pre-drill for screws to prevent splitting due to the wood's density.
  • Ensure proper ventilation gap when using rainscreen systems to maximize longevity.
  • Allow for proper acclimatization to local humidity levels before starting installation.
  • Use stainless steel fasteners to prevent staining from tannin reactions.

Recommended Tools:

Carbide-tipped saw blades
Stainless steel trim screws
Cordless impact driver
Rainscreen furring strips

Maintenance & Care

Cleaning

Periodic washing with a mild detergent and water solution is sufficient to remove surface dirt and debris.

Finishing

Apply a high-quality, penetrating UV-inhibiting oil finish to maintain the original deep red tones.

Weathering

If left unfinished, the wood will transition to a silver-gray patina; this process does not compromise the structural integrity of the boards.

1x6 Jatoba V Groove 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 V Groove 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 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′.

1x6 Jatoba Siding — Installation & Coverage Specs

  • Recommended joist spacing: 16" on center for 1x6 boards (0.75" actual thickness)
  • Fastener placement: Secure per profile requirements, one fastener per joist minimum
  • 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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