1x4 Ipe Decking board profile diagram
Decking

1x4 Ipe Decking

Eased-Edge (E4E) — Standard Profile

This 1x4 Ipe decking board pairs the proven outdoor performance of Ipe (Brazilian Walnut) with a 3,680 Janka hardness rating — one of the hardest commercially available woods on earth. As a premium Ipe wood decking option, this Class A fire-rated hardwood withstands extreme weather, UV exposure, and heavy foot traffic without chemical treatment — perfect for exterior decks, patios, and pool surrounds. In stock and ships nationwide — order 1x4 Ipe decking 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: IPE-1X4-E4E-SB-L1

Configure Your Order

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

Explore the Benefits of Ipe 1x4 E4E Deck Boards

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:1.28 lbs/LF
1' board:1.3 lbs

1x4 Ipe Decking — Complete Guide

Everything you need to know about eased-edge ipe decking

About 1x4 Ipe Decking

Ipe lumber, particularly in the E4E (eased 4 edges) profile and 1x4 size, is an exceptional choice for outdoor decking projects. Known for its incredible strength and natural resilience to harsh weather conditions, Ipe provides a solid foundation for both residential and commercial decks. The E4E profile enhances the visual appeal of the boards while allowing for easy installation and secure fastening, making it a preferred option for builders and homeowners alike.

  • Highly durable and resistant to rot and insects
  • Natural beauty with rich color variations
  • E4E profile simplifies installation and improves aesthetics
  • Ideal for high-traffic outdoor areas
  • Requires minimal maintenance over time

Technical Specifications

Janka Hardness

3680

Density

69 lbs/ft³

Durability Rating

Class 1 (very durable)

Dimensional Stability

Low shrinkage and swelling rates

1x4 Ipe Decking — Frequently Asked Questions

A 1x4 Ipe board weighs approximately 1.28 lbs per linear foot. Ipe has a density of about 69 lbs/ft³, making it one of the densest commercially available hardwoods. A 12-foot 1x4 Ipe board weighs approximately 15 lbs. Always factor weight into your structural and shipping calculations.

1x4 Ipe decking has an expected service life of up to 75+ years when properly installed. This is 3-5× longer than pressure-treated pine and 2-3× longer than cedar. Ipe achieves this exceptional longevity through its 3,680 Janka hardness and Class 1 durability rating, providing built-in resistance to rot, decay, insects, and fungal growth without chemical preservatives.

1x4 Ipe 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, Ipe's up to 75+-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 Ipe wood decking outperforms composite in hardness (3,680 vs ~200 Janka), lifespan (up to 75+ years vs 25-30 years), and heat resistance. Unlike composites, Ipe won't melt, warp in extreme heat, or fade significantly. While initial cost is similar ($8-15/LF installed), Ipe wood decking costs less over its much longer lifetime. Composites do offer lower upfront maintenance, but Ipe's natural beauty and durability make it the superior long-term investment.

Ipe is widely considered one of the best woods for 1x4 decking boards. With a 3,680 Janka hardness rating, Class A fire-rated certification, and up to 75+-year lifespan, Ipe (Brazilian Walnut) outperforms nearly every other commercially available wood species. Other excellent options include Cumaru (Brazilian Teak) and Massaranduba (Brazilian Redwood), but Ipe remains the industry benchmark for premium outdoor hardwood applications.

Ipe 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.

Ipe is DIY-friendly with proper preparation. Key requirements: (1) Always pre-drill all screw holes — Ipe 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 Ipe 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 Ipe. We work only with suppliers who follow responsible forestry practices with full chain-of-custody transparency. Note: We are not FSC certified. Ipe trees grow naturally in diverse tropical forests and regenerate well under managed harvest. The extremely long lifespan (up to 75+ 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 Ipe Decking — Complete Buyer's Guide

Ipe, also known as Brazilian Walnut, is a premium tropical hardwood sourced from Central and South America (Brazil, Bolivia, Peru). With a Janka hardness rating of 3,680 lbf and a density of 69 lbs/ft³, Ipe is classified as Class 1 - Very Durable (Up to 75+ Years) — one of the most durable commercial lumber species available. The heartwood exhibits rich brown to olive-brown, darkening to reddish-brown with age with interlocked to irregular grain, fine to medium texture, creating a striking natural appearance that improves with age.

Why Choose 1x4 Ipe Wood for Your Deck?

Ipe 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 1x4 Ipe decking delivers a service life of 75+ years with minimal maintenance — an optional annual oil treatment preserves the original color, or you can let the Ipe wood weather to a distinguished silver-gray patina. Ipe carries a Class A (0-25 flame spread), making it suitable for wildfire-prone regions where code-compliant materials are required.

The 1x4 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 Ipe lumber is available in Select and Better grade with lengths ranging from 4′ to 20′. For detailed step-by-step instructions, consult our Ipe installation guide. Long-term care recommendations are covered in our Ipe maintenance guide.

1x4 Ipe Decking — Installation & Coverage Specs

  • Recommended joist spacing: 16" on center for 1x4 boards (0.75" actual thickness)
  • Fastener placement: Face-screw with two stainless steel screws per joist, approximately 1" from each edge of the 3.5" face
  • Board weight: A 12-foot 1x4 Ipe board weighs approximately 15 lbs (1.26 lbs/LF)
  • Coverage: Each 12-foot 1x4 board covers 3.5 sq ft of decking surface (3.5" face width)
  • Pre-drilling required: Always pre-drill in Ipe — the 3,680 lbf hardness prevents direct screwing

Janka Hardness

3,680 lbf

Service Life

75+ years

Durability

Very Durable (Up to 75+ Years)

Fire Rating

Class A (0-25 flame spread)

1x4 Ipe Decking — Frequently Asked Questions

1x4 Ipe decking has an expected service life of 75+ years when properly installed and maintained. This is 3-5x longer than pressure-treated pine and 2-3x longer than cedar. Ipe achieves this exceptional longevity through its natural density (Janka hardness: 3,680 lbf) and Class 1 durability rating, which provide built-in resistance to rot, decay, insects, and fungal growth — all without chemical preservatives.

Use 305 or 316 stainless steel screws for all Ipe installations — never use galvanized or coated deck screws, which will corrode and stain the wood. Pre-drill every hole using a countersink bit sized for your screw. For 1x4 boards, place screws approximately 1" from each edge and 3/4" from board ends. A combination drill/driver with a clutch setting prevents over-driving into this extremely hard wood.

1x4 Ipe decking pricing varies by profile, grade, and board length. 1x4 E4E boards in Select and Better grade typically range from $4-$12 per linear foot before shipping. While the upfront cost is higher than pressure-treated lumber, Ipe's 75+ years service life makes the lifetime cost per year significantly lower. Use our online configurator above to see exact pricing for your selected options, or request a custom quote for large orders.

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