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Decking

1x6 Jatoba Tongue & Groove Decking

This 1x6 Jatoba decking board (Tongue & Groove profile) pairs the proven outdoor performance of Jatoba (Brazilian Cherry) with a 2,350 Janka hardness rating — one of the hardest commercially available woods on earth. The interlocking tongue and groove profile creates tight, seamless joints for exterior decks, patios, and pool surrounds, with no visible fasteners on the finished surface. In stock and ships nationwide — order 1x6 Jatoba decking 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-TG-SB-L1

Configure Your Order

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

Exceptional hardness and architectural beauty for high-performance outdoor living.

T&G

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 T&G Decking — Complete Guide

Everything you need to know about t&g jatoba decking

About 1x6 Jatoba Tongue & Groove Decking

Jatoba, often referred to as Brazilian Cherry, provides an industry-leading balance of density and structural integrity for outdoor decking. Its tight grain structure and natural resistance to biological degradation make it a premier choice for exposed environments. The tongue-and-groove profile allows for a fastener-free surface appearance, creating a sleek, seamless transition between boards that minimizes debris collection and enhances aesthetic continuity.

  • Superior strength-to-weight ratio for long-term structural stability.
  • Naturally resistant to rot, termites, and fungal decay.
  • Tongue-and-groove profile ensures precision alignment and a clean, hidden-fastener look.
  • Exceptional longevity in diverse climatic conditions.

Key Benefits

Unmatched Hardness

With a Janka rating of 2350, Jatoba resists surface damage and indentations far better than traditional softwoods.

Natural Decay Resistance

The species possesses natural oils and tannins that provide inherent protection against moisture, rot, and insect infiltration.

Aesthetic Versatility

Exhibits a rich reddish-brown color palette that ages gracefully to a sophisticated silver-gray if left unfinished.

Technical Specifications

Janka Hardness

2350

Density

High density (approx. 950 kg/m3)

Durability Rating

Class 1 (Highly Durable)

Dimensional Stability

Good stability; requires proper acclimatization.

Installation Guide

Difficulty:
Professional/Advanced

Key Tips:

  • Ensure adequate ventilation beneath the deck structure to prevent moisture entrapment.
  • Pre-drill all holes to prevent splitting near ends due to the high density of the wood.
  • Allow for proper acclimatization on-site for 48-72 hours before installation.
  • Use stainless steel fasteners exclusively to prevent galvanic corrosion and staining.

Recommended Tools:

Carbide-tipped saw blades
Heavy-duty impact drill with bits for hardwoods
Stainless steel trim screws
Moisture meter

Maintenance & Care

Cleaning

Regular sweeping and seasonal cleaning with a mild detergent and water solution to remove organic debris and surface buildup.

Finishing

Apply a high-quality, penetrating UV-inhibiting oil finish if maintaining the original color is desired.

Weathering

If left untreated, the wood will naturally patina to a silver-gray hue without compromising its structural integrity.

1x6 Jatoba Tongue & Groove Decking — 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 decking 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 decking 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 decking 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 decking 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 Tongue & Groove Decking — 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 Deck?

Jatoba decking delivers a naturally slip-resistant, splinter-free surface that stays cool underfoot even in direct sunlight. Unlike composite or pressure-treated alternatives, it never fades to a dull gray unless you want the natural silver patina look. Properly installed 1x6 Jatoba decking 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 tongue & groove (T&G) profile features interlocking edges that create a seamless, flush surface with no visible gaps. Ideal for porch ceilings, soffit installations, and covered porch floors. All Jatoba lumber is available in Select and Better grade with lengths ranging from 4′ to 20′.

1x6 Jatoba Decking — 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 decking 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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