1x4 Red Balau Decking board profile diagram
Decking

1x4 Red Balau Decking

Eased-Edge (E4E) — Standard Profile

This 1x4 Red Balau decking board pairs the proven outdoor performance of Red Balau (Bangkirai) with a 1,580 Janka hardness rating — one of the hardest commercially available woods on earth. As a premium Red Balau 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 Red Balau 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: REDB-1X4-E4E-SB-L1

Configure Your Order

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

Durable, Weather-Resistant, and Ideal for Any Outdoor Space

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 Red Balau Decking — Complete Guide

Everything you need to know about eased-edge red balau decking

About 1x4 Red Balau Decking

Red Balau lumber stands out as a premier choice for decking applications, renowned for its unparalleled strength, durability, and resistance to adverse weather conditions. When crafted into an E4E profile, Red Balau not only provides an aesthetically pleasing look but also enhances fastening options, making it an ideal solution for constructing functional and beautiful outdoor spaces. The E4E profile allows for smooth installation with a minimized risk of splintering, ensuring that each board maintains integrity over time while contributing to a polished finished appearance.

  • Exceptional strength and durability
  • Resistant to warping and moisture damage
  • Ideal for both residential and commercial use
  • Low maintenance and long-lasting finish
  • Aesthetic appeal with natural coloring and grain pattern

Key Benefits

Strength and Stability

Red Balau is known for its robust structure, enabling it to withstand heavy traffic and weight, making it suitable for both residential and commercial decks.

Weather Resistance

Its natural oils provide resistance to moisture, rot, and insects, ensuring a long lifespan even in harsh weather conditions.

Aesthetic Appeal

The E4E profile allows for clean lines and a uniform surface, enhancing the visual appeal of any deck or outdoor area.

Ease of Installation

The E4E profile simplifies fastening methods, reducing the risk of damage during installation and ensuring a secure fit for years to come.

Technical Specifications

Janka Hardness

1580

Density

59 lbs/ft³

Durability Rating

High, very durable

Dimensional Stability

High dimensional stability under varying moisture conditions

Installation Guide

Difficulty:
Moderate

Key Tips:

  • Ensure proper joist spacing of 16 inches for optimal support
  • Allow for expansion spacing of at least 1/8 inch between boards
  • Ensure ventilation underneath the deck to prevent moisture buildup

Recommended Tools:

Power drill with appropriate bits
Screwing tools for hidden fasteners
Measuring tape and level for alignment

Maintenance & Care

Cleaning

Regular sweeping and hosing down with water will help maintain the appearance. Mild soap may be used for tougher stains, but avoid harsh chemicals that could damage the wood.

Finishing

Apply a quality wood sealer annually to enhance weather resistance and preserve color; avoid stains that could cause the wood to darken or crack.

Weathering

As a naturally durable species, Red Balau exhibits minimal weather-related wear and retains its structural integrity under adverse conditions.

1x4 Red Balau Decking — Frequently Asked Questions

A 1x4 Red Balau board weighs approximately 1.28 lbs per linear foot. Red Balau has a density of about 59 lbs/ft³, making it one of the densest commercially available hardwoods. A 12-foot 1x4 Red Balau board weighs approximately 13 lbs. Always factor weight into your structural and shipping calculations.

1x4 Red Balau 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. Red Balau achieves this exceptional longevity through its 1,580 Janka hardness and Class 1 durability rating, providing built-in resistance to rot, decay, insects, and fungal growth without chemical preservatives.

1x4 Red Balau 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, Red Balau'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 Red Balau wood decking outperforms composite in hardness (1,580 vs ~200 Janka), lifespan (up to 40+ years vs 25-30 years), and heat resistance. Unlike composites, Red Balau won't melt, warp in extreme heat, or fade significantly. While initial cost is similar ($8-15/LF installed), Red Balau wood decking costs less over its much longer lifetime. Composites do offer lower upfront maintenance, but Red Balau's natural beauty and durability make it the superior long-term investment.

Red Balau is widely considered one of the best woods for 1x4 decking boards. With a 1,580 Janka hardness rating, Class A fire-rated certification, and up to 40+-year lifespan, Red Balau (Bangkirai) outperforms nearly every other commercially available wood species. Other excellent options include Cumaru (Brazilian Teak) and Massaranduba (Brazilian Redwood), but Red Balau remains the industry benchmark for premium outdoor hardwood applications.

Red Balau 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.

Red Balau is DIY-friendly with proper preparation. Key requirements: (1) Always pre-drill all screw holes — Red Balau 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 Red Balau 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 Red Balau. We work only with suppliers who follow responsible forestry practices with full chain-of-custody transparency. Note: We are not FSC certified. Red Balau 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 Red Balau Decking — Complete Buyer's Guide

Red Balau, also known as Bangkirai, is a premium tropical hardwood sourced from Southeast Asia (Malaysia, Indonesia, Philippines). With a Janka hardness rating of 1,580 lbf and a density of 59 lbs/ft³, Red Balau is classified as Class 2 - Durable — one of the most durable commercial lumber species available. The heartwood exhibits light to medium red-brown with interlocked grain, moderately coarse texture, creating a striking natural appearance that improves with age.

Why Choose 1x4 Red Balau Wood for Your Deck?

Red Balau 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 Red Balau 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 Red Balau wood weather to a distinguished silver-gray patina. Red Balau carries a Class A - Low 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 Red Balau lumber is available in Select and Better grade with lengths ranging from 4′ to 20′. For detailed step-by-step instructions, consult our Red Balau installation guide. Long-term care recommendations are covered in our Red Balau maintenance guide.

1x4 Red Balau 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 Red Balau board weighs approximately 13 lbs (1.08 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 Red Balau — the 1,580 lbf hardness prevents direct screwing

Janka Hardness

1,580 lbf

Service Life

40+ years

Durability

Durable

Fire Rating

Class A

1x4 Red Balau Decking — Frequently Asked Questions

1x4 Red Balau decking has an expected service life of 40+ years when properly installed and maintained. This is 3-5x longer than pressure-treated pine and 2-3x longer than cedar. Red Balau achieves this exceptional longevity through its natural density (Janka hardness: 1,580 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 Red Balau 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 Red Balau 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, Red Balau's 40+ 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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