{"product_id":"190x19-merbau-decking","title":"Merbau Decking 190x19 Set Lengths","description":"\u003cp\u003eMerbau decking, 190 × 19 mm in set lengths of 1.8, 2.1 and 2.4 m: a kiln-dried, Standard and Better grade imported hardwood with a smooth face and reeded reverse, Class 1 durable above ground, and on the AS 3959 bushfire-resisting timber list for decks up to BAL-29.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eLengths:\u003c\/strong\u003e set lengths of 1.8 m, 2.1 m and 2.4 m, so you can plan joins and cut waste\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTimber:\u003c\/strong\u003e Merbau (\u003cem\u003eIntsia bijuga\u003c\/em\u003e and \u003cem\u003eI. palembanica\u003c\/em\u003e), imported from Southeast Asia and the Pacific; orange-brown when cut, darkening with age; about 830–860 kg\/m³, Janka hardness 8.5 kN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Class 1 above ground, which the Queensland Government rates at more than 40 years’ expected life; the heartwood is termite resistant\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBushfire:\u003c\/strong\u003e on the AS 3959 list of bushfire-resisting timbers, so it can be used for decking up to BAL-29 (BAL-40 and Flame Zone need tested systems)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eJoist spacing:\u003c\/strong\u003e 450 mm centres, as WoodSolutions recommends for decking; its deck design guide allows up to 500 mm for 19 mm hardwood, or 350 mm if the boards run at 45°\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide boards:\u003c\/strong\u003e WoodSolutions’ gap table stops at 140 mm and notes that wider boards need more thickness to resist cupping, so give a 190 × 19 mm deck good airflow underneath and seal every face\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow much for a deck:\u003c\/strong\u003e each m² takes about 5 lineal metres of 190 mm board, so a 20 m² deck needs roughly 100 lineal metres plus about 10% for offcuts; tell us the deck size and we will work out the set lengths\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow decks:\u003c\/strong\u003e under 400 mm off the ground, WoodSolutions suggests 5–6 mm gaps and at least 40 mm between the deck and the house, for airflow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFixing:\u003c\/strong\u003e two fixings per board at every joist, at least 12 mm from edges and ends. Pre-drill: WoodSolutions notes Merbau tends to split unless pre-bored. Use stainless steel within 1 km of the coast or 1 m of a pool. See our \u003ca href=\"\/collections\/decking-accessories\"\u003edecking screws\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReeded reverse:\u003c\/strong\u003e WoodSolutions says either face can go up. Reeds add grip across the board but hold moisture, so keep a reeded-up deck clean in damp spots\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTannin:\u003c\/strong\u003e Merbau can bleed tannin and gum that stains concrete, paving and brickwork. Seal all faces and cut ends, and to oil new boards straight away, draw the tannin out first with \u003ca href=\"\/products\/intergrain-ultraprep-tannin-oil-remover\"\u003eIntergrain UltraPrep Tannin \u0026amp; Oil Remover\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinishing:\u003c\/strong\u003e coat every face and cut end, ideally before fixing, then recoat at least once a year or as the oil maker directs (WoodSolutions); left bare, it weathers to silver-grey. Oils we stock: \u003ca href=\"\/products\/cutek-oil-extreme-cd50\"\u003eCUTEK CD50\u003c\/a\u003e, \u003ca href=\"\/products\/intergrain-universal-timber-oil\"\u003eIntergrain Universal Timber Oil\u003c\/a\u003e or \u003ca href=\"\/products\/sceneys-timber-decking-oil\"\u003eSceney’s Timber Decking Oil\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAt Greenhill:\u003c\/strong\u003e stocked at 170 Settlement Road, Thomastown, with pickup or delivery across Melbourne and regional Victoria. Compare species on our \u003ca href=\"\/collections\/timber-decking\"\u003ehardwood decking\u003c\/a\u003e page.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCompare every size, length and price in our \u003ca href=\"\/collections\/merbau\"\u003eMerbau decking range\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003ch2\u003e190 x 19mm Merbau Decking – Set Lengths\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe \u003cstrong\u003e190 x 19mm Merbau Decking\u003c\/strong\u003e is a premium hardwood designed to create a bold, modern outdoor living space. Its extra-wide profile delivers a clean, architectural appearance with fewer board joins, making it the perfect choice for large decks, pool surrounds, boardwalks and premium outdoor entertaining areas.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eSupplied in \u003cstrong\u003eset lengths\u003c\/strong\u003e, this profile makes planning your deck easier, helps minimise joins and waste, and creates a more consistent finish. Kiln-dried for enhanced strength and stability, Merbau is built to withstand Australia's harsh climate while showcasing its rich brown colour and beautiful natural grain.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul data-spread=\"false\"\u003e\n\u003cli\u003eKiln-Dried for superior strength and stability\u003c\/li\u003e\n\u003cli\u003eStandard and Better grade hardwood\u003c\/li\u003e\n\u003cli\u003eClass 1 Durability (Above Ground)\u003c\/li\u003e\n\u003cli\u003eNaturally termite resistant\u003c\/li\u003e\n\u003cli\u003eExtra-wide \u003cstrong\u003e190mm profile\u003c\/strong\u003e for a modern architectural finish\u003c\/li\u003e\n\u003cli\u003eSupplied in \u003cstrong\u003eset lengths\u003c\/strong\u003e for easier installation and fewer joins\u003c\/li\u003e\n\u003cli\u003eRich brown colour with attractive natural timber grain\u003c\/li\u003e\n\u003cli\u003eSmooth face with reeded reverse to improve drainage and reduce moisture retention\u003c\/li\u003e\n\u003cli\u003eSuitable for residential and commercial decking projects\u003c\/li\u003e\n\u003cli\u003eIdeal for decks, pool surrounds, boardwalks and outdoor entertaining areas\u003c\/li\u003e\n\u003cli\u003eCan be oiled, stained or left to naturally weather\u003c\/li\u003e\n\u003cli\u003eAvailable pre-oiled for added protection (final top coat recommended after installation)\u003c\/li\u003e\n\u003cli\u003eSuitable for BAL-29 bushfire-prone areas\u003c\/li\u003e\n\u003cli\u003eComplies with Australian Standard AS3959\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose 190 x 19mm Merbau?\u003c\/h2\u003e\n\u003cp class=\"isSelectedEnd\"\u003eThe \u003cstrong\u003e190 x 19mm profile\u003c\/strong\u003e is perfect for homeowners, builders and architects wanting a premium, contemporary decking finish. Its wider boards reduce the number of visible joins, creating a cleaner, more luxurious appearance while speeding up installation.\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003eMerbau remains one of Australia's most trusted hardwood decking timbers thanks to its exceptional durability, natural resistance to termites and decay, and long service life. With regular cleaning and oiling, your Merbau deck will maintain its rich colour and continue performing for many years.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGreenhill Timbers Recommendation:\u003c\/strong\u003e Before installation, we recommend oiling all sides of the boards, including the underside and cut ends, and applying joist protection tape to the subframe. These simple steps help minimise moisture absorption, improve stability and significantly extend the life of your deck.\u003c\/p\u003e\n","brand":"Greenhill Timbers","offers":[{"title":"2.4m","offer_id":68913425743906,"sku":"GHT-11430","price":66.0,"currency_code":"AUD","in_stock":true},{"title":"2.1m","offer_id":68913425776674,"sku":"GHT-11429","price":57.75,"currency_code":"AUD","in_stock":true},{"title":"1.8m","offer_id":68913425809442,"sku":"GHT-11428","price":49.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0917\/3981\/5970\/files\/merbau190x19.png?v=1792367605","url":"https:\/\/greenhilltimbers.com.au\/products\/190x19-merbau-decking","provider":"Greenhill Timbers","version":"1.0","type":"link"}