{"title":"Tank Breathers and Vents","description":"\u003cp\u003eDesiccant breathers, updraft vents, and pressure-vacuum relief vents for above-ground fuel storage tanks. Donaldson TRAP desiccant breathers remove moisture and particulate from tank headspace air - protecting stored fuel from water ingress and contamination.\u003c\/p\u003e\u003cp\u003eAvailable in DN20 to DN50 thread sizes for drums, portable tanks, bulk storage tanks, and mobile equipment. Anti-splash models available for mobile and transport applications.\u003c\/p\u003e","products":[{"product_id":"go-dn50-updraft-vents","title":"GO DN50 Updraft Vent VENT-UD","description":"\u003cp\u003eThe GO Fill updraft tank vent is a simple, cost-effective way to prevent vacuum lock in diesel and oil storage tanks. Fitted with a 2 inch BSP female thread, it allows air into the tank as liquid is drawn out, stopping the tank from collapsing or starving the pump. No moving parts to service, just straightforward protection for basic dispensing setups.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eThread - 2 inch BSP female\u003c\/li\u003e\n\u003cli\u003eUpdraft design - air inlet on draw, prevents vacuum lock\u003c\/li\u003e\n\u003cli\u003eDN50 - suits mid-sized tanks and standard site plumbing\u003c\/li\u003e\n\u003cli\u003eSimple construction - no valves or mechanisms to maintain\u003c\/li\u003e\n\u003cli\u003eWeight - 1 kg\u003c\/li\u003e\n\u003cli\u003eApplication - diesel, oil, and non-volatile fuel storage\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor bulk pricing or integration advice, contact sales@goind.com.au or 07 3204 2240.\u003c\/p\u003e","brand":"GO Industrial","offers":[{"title":"Default Title","offer_id":53686832529780,"sku":"VENT-UD","price":130.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/files\/go-dn50-updraft-vent-2498561.jpg?v=1764000194"},{"product_id":"pressure-vacuum-vent-50mm-8oz-ast-f-pvav2-for-use-on-petrol-tanks","title":"MORRISON VENT Pressure Vacuum DN50 (2\") BSP F · 749BSP","description":"\u003cp\u003eThe Morrison Brothers \u003cstrong\u003eFIG 749 series pressure vacuum vent\u003c\/strong\u003e sits on top of underground and low-volume aboveground fuel storage tank vent pipes. The vent allows the tank to breathe during filling and discharging operations and the spring-loaded pressure and vacuum poppets seal vapours when pressure equalises — protecting product loss to evaporation and preventing tank deformation under thermal cycling.\u003c\/p\u003e\u003cp\u003eThis is the \u003cstrong\u003eDN50 (2\") BSP female\u003c\/strong\u003e variant in aluminium, set to \u003cstrong\u003e8 oz\/sq.in.\u003c\/strong\u003e pressure relief, the standard 749 series specification used across petrol, diesel, kerosene and aviation fuel storage in Australia.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCompatible fluids:\u003c\/strong\u003e Petrol · Diesel · Aviation Fuel · Kerosene\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDN50 (2\") BSP female thread for direct fit on AU tank vent risers\u003c\/li\u003e\n\u003cli\u003eSpring-loaded pressure and vacuum poppets seal vapours when pressure equalises\u003c\/li\u003e\n\u003cli\u003e8 oz\/sq.in. pressure relief setting (standard 749 series)\u003c\/li\u003e\n\u003cli\u003e40-mesh stainless steel screen blocks debris and insects\u003c\/li\u003e\n\u003cli\u003eIntegrated internal drain prevents water pooling on the poppet seat\u003c\/li\u003e\n\u003cli\u003eAluminium body with brass vacuum poppet and Buna-N pipe seal\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhy it matters\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCuts product loss to evaporation by holding vapours until relief threshold\u003c\/li\u003e\n\u003cli\u003eProtects tank shell from collapse on thermal vacuum cycles\u003c\/li\u003e\n\u003cli\u003eStainless screen meets AS1940 vent debris-protection requirements\u003c\/li\u003e\n\u003cli\u003eField-proven 749 series — the AU market standard pressure vacuum vent for over 40 years\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhere it's used\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eUnderground petrol and diesel storage tanks (UST)\u003c\/li\u003e\n\u003cli\u003eLow-volume aboveground fuel storage tanks (AST)\u003c\/li\u003e\n\u003cli\u003eAviation fuel storage at airfields and depots\u003c\/li\u003e\n\u003cli\u003eKerosene and lighting fuel bulk storage\u003c\/li\u003e\n\u003cli\u003eService station forecourt tank venting\u003c\/li\u003e\n\u003cli\u003eFarm and mine site refuelling installations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\u003ctable class=\"product-specs\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003ePressure relief\u003c\/th\u003e\n\u003ctd\u003e8 oz\/sq.in. (~14 mbar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVacuum relief\u003c\/th\u003e\n\u003ctd\u003ePer Morrison 749 spec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVent capacity\u003c\/th\u003e\n\u003ctd\u003e8,500 SCFH at 2.5 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSize\u003c\/th\u003e\n\u003ctd\u003eDN50 (2\")\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eThread type\u003c\/th\u003e\n\u003ctd\u003eBSP female\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBody\u003c\/th\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePressure poppet\u003c\/th\u003e\n\u003ctd\u003eAluminium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVacuum poppet\u003c\/th\u003e\n\u003ctd\u003eBrass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePipe seal\u003c\/th\u003e\n\u003ctd\u003eBuna-N\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eScreen\u003c\/th\u003e\n\u003ctd\u003e40-mesh stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e0.45 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eFor sizing, alternate threads, or technical enquiries contact GO Fill at \u003ca href=\"mailto:sales@goind.com.au\"\u003esales@goind.com.au\u003c\/a\u003e or call \u003ca href=\"tel:0732042240\"\u003e07 3204 2240\u003c\/a\u003e.\u003c\/p\u003e","brand":"GO Industrial","offers":[{"title":"Default Title","offer_id":53686837084532,"sku":"749BSP","price":390.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/files\/morrison-pressure-vacuum-vent-50mm-8oz-6245421.png?v=1764000130"},{"product_id":"donaldson-tank-drum-breather-trap-3-4-p566037","title":"DONALDSON TRAP DN20 Tank\/Drum Breather 3\/4\" M BSP P566037","description":"\u003cp\u003eThe Donaldson P566037 is a breather trap that mounts on tank vents to keep moisture and airborne dirt out of diesel, oil, and hydraulic reservoirs. Fitted with a 3\/4\" BSP male thread, it suits standard Australian tank fittings without adapters.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnection - 3\/4\" BSP male\u003c\/li\u003e\n\u003cli\u003eWeight - 0.2 kg\u003c\/li\u003e\n\u003cli\u003eApplication - diesel, oil, hydraulic tanks\u003c\/li\u003e\n\u003cli\u003eFunction - reduces moisture ingress during tank breathing\u003c\/li\u003e\n\u003cli\u003eMounting - thread-in replacement for existing vent caps\u003c\/li\u003e\n\u003cli\u003eValue tier - basic contamination control at a fair price\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor bulk pricing or integration advice, contact sales@goind.com.au or 07 3204 2240.\u003c\/p\u003e","brand":"GO Industrial","offers":[{"title":"Default Title","offer_id":53686838428020,"sku":"P566037","price":86.36,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/files\/donaldson-trap-dn20-tankdrum-breather-34-m-bsp-1061330.png?v=1764000092"},{"product_id":"donaldson-element-p923075-for-tank-breather-trap-1-1-2","title":"DONALDSON Bulk Tank Breather for P506159 P923075","description":"\u003cp\u003eThe Donaldson P923075 is a replacement filter element for diesel and petrol dispensing setups. Designed to fit P506159 filter housings, it keeps fuel clean and protects downstream pumps, meters, and nozzles from particulate damage.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReplacement element - suits Donaldson P506159 filter assembly\u003c\/li\u003e\n\u003cli\u003eConnection - 1\/4 inch BSP\u003c\/li\u003e\n\u003cli\u003eWeight - 2.5 kg\u003c\/li\u003e\n\u003cli\u003eApplication - diesel and petrol filtration\u003c\/li\u003e\n\u003cli\u003eConsumable item - regular replacement maintains fuel quality\u003c\/li\u003e\n\u003cli\u003eDonaldson quality - OEM-grade filtration media\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor bulk pricing or integration advice, contact sales@goind.com.au or 07 3204 2240.\u003c\/p\u003e","brand":"GO Industrial","offers":[{"title":"Default Title","offer_id":53686839640436,"sku":"P923075","price":209.09,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/files\/donaldson-bulk-tank-breather-for-p506159-8442908.png?v=1764000092"},{"product_id":"donaldson-tank-breather-trap-1-1-2-p506159","title":"FILTER BREATHER DONALDSON TRAP DN40 (1 1\/2\") F BSP P506159","description":"\u003cp\u003eThe Donaldson Breather TRAP is an inline filter designed for fuel tank venting systems. It removes moisture and airborne contamination before they enter the tank, protecting fuel quality and preventing microbial growth. Suited to diesel storage tanks on sites where fuel sits for extended periods or where ambient humidity is high.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnection - 1\/2 inch BSP female\u003c\/li\u003e\n\u003cli\u003eInline installation on tank breather vent\u003c\/li\u003e\n\u003cli\u003eMoisture and particulate removal\u003c\/li\u003e\n\u003cli\u003eProtects stored fuel from airborne contamination\u003c\/li\u003e\n\u003cli\u003eReplaceable filter element\u003c\/li\u003e\n\u003cli\u003eWeight - 2.65 kg\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor bulk pricing or integration advice, contact sales@goind.com.au or 07 3204 2240.\u003c\/p\u003e","brand":"GO Industrial","offers":[{"title":"Default Title","offer_id":53686839673204,"sku":"P506159","price":472.73,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/files\/filter-breather-donaldson-trap-dn40-1-12-f-bsp-2948230.png?v=1764000093"},{"product_id":"donaldson-mobile-tank-breather-anti-splash-trap-1-p766646","title":"DONALDSON TRAP DN25 Mobile Tank Breather Anti-Splash 1\" BSP P766646","description":"\u003cp\u003eThis Donaldson breather filter lets your tank vent pressure changes without spilling fuel over rough ground. The anti-splash trap catches liquid carry-over so you don't lose product on bumpy hauls. DN25 connection suits most portable diesel tanks.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnection - 1\" BSP male\u003c\/li\u003e\n\u003cli\u003eAnti-splash trap - catches fuel carry-over during transport\u003c\/li\u003e\n\u003cli\u003eBreather function - vents tank pressure changes\u003c\/li\u003e\n\u003cli\u003eDonaldson quality - proven filtration brand in Australian mining and agriculture\u003c\/li\u003e\n\u003cli\u003eWeight - 100 g, light enough to mount on tank cap or bung\u003c\/li\u003e\n\u003cli\u003eValue tier - basic breather that does the job without premium pricing\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor bulk pricing or integration advice, contact sales@goind.com.au or 07 3204 2240.\u003c\/p\u003e","brand":"GO Industrial","offers":[{"title":"Default Title","offer_id":53686839705972,"sku":"P766646","price":71.36,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/files\/donaldson-trap-dn25-mobile-tank-breather-anti-splash-1-bsp-4898972.png?v=1764000092"},{"product_id":"donaldson-mobile-tank-breather-anti-splash-trap-3-4-p766645","title":"DONALDSON TRAP DN20 Mobile Tank Breather Anti-Splash 3\/4\" BSP P766645","description":"\u003cp\u003eVented fuel storage tanks need to breathe as levels rise and fall. This Donaldson breather trap screws into the tank vent line and stops fuel splash-back while filtering incoming air. It suits dieseline, petrol, and lubrication oil tanks where you want clean venting without the mess of fuel spitting out the vent during fills or vehicle movement.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnection - 3\/4 inch BSP male thread\u003c\/li\u003e\n\u003cli\u003eAnti-splash trap design\u003c\/li\u003e\n\u003cli\u003eFilters incoming air during tank draw-down\u003c\/li\u003e\n\u003cli\u003eLightweight aluminium body (0.09 kg)\u003c\/li\u003e\n\u003cli\u003eFits standard vented tank caps and breather assemblies\u003c\/li\u003e\n\u003cli\u003eDonaldson filtration quality at a value price point\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor bulk pricing or integration advice, contact sales@goind.com.au or 07 3204 2240.\u003c\/p\u003e","brand":"GO Industrial","offers":[{"title":"Default Title","offer_id":53686839738740,"sku":"P766645","price":71.36,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/files\/donaldson-trap-dn20-mobile-tank-breather-anti-splash-34-bsp-1882962.png?v=1764000091"},{"product_id":"donaldson-tank-breather-p564669","title":"DONALDSON TRAP LED DN25 Tank Breather 1\" M NPT P564669","description":"\u003cp\u003eThe Donaldson LED TRAP breather filter protects fuel and oil storage tanks from moisture and airborne contaminants. As tanks breathe in response to temperature changes and fill\/draw cycles, this filter traps particulates and coalesces water vapour before it enters the tank. The LED indicator shows filter condition at a glance, so you replace it when saturated, not on guesswork. Fits tanks with 1 inch NPT male fittings.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConnection - 1 inch NPT male thread\u003c\/li\u003e\n\u003cli\u003eLED saturation indicator - visual confirmation of filter life remaining\u003c\/li\u003e\n\u003cli\u003eCoalescent filter media - traps moisture and particulates during tank breathing\u003c\/li\u003e\n\u003cli\u003eProtects diesel, oil, and hydraulic fluid tanks from water contamination\u003c\/li\u003e\n\u003cli\u003eLightweight construction - 0.6 kg installed weight\u003c\/li\u003e\n\u003cli\u003eReplaces worn or saturated breather elements on existing tank vent systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor bulk pricing or integration advice, contact sales@goind.com.au or 07 3204 2240.\u003c\/p\u003e","brand":"GO Industrial","offers":[{"title":"Default Title","offer_id":53686839771508,"sku":"P564669","price":101.82,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/files\/donaldson-trap-led-dn25-tank-breather-1-m-npt-7734523.png?v=1764000091"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/5508\/4916\/collections\/tank-breathers-and-vents-2884103.jpg?v=1776429611","url":"https:\/\/fill.goind.com.au\/collections\/tank-breathers-and-vents.oembed","provider":"GO Fill","version":"1.0","type":"link"}