{"product_id":"ona-spray-250ml","title":"Ona Spray - 250ml","description":"\u003csection class=\"gh-product-listing\"\u003e\n\u003ch2\u003eONA Spray 250ml — Professional Odour Neutraliser for Grow Rooms\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBest for:\u003c\/strong\u003e Growers needing quick, effective odour control in small-to-medium spaces without the cost of a full ventilation system\u003c\/p\u003e\n\u003cdiv class=\"gh-our-thoughts\" role=\"note\" aria-label=\"Our thoughts\"\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eOur thoughts\u003c\/strong\u003e\u003cbr\u003eONA's been doing this since 1995, and it shows. This spray genuinely neutralises odours instead of just spraying perfume at the problem — that's the key difference. For a small grow room or when you need rapid odour control, it's a practical solution that works and doesn't leave the place reeking of air freshener. One we recommend regularly for growers who want a simple, affordable response to odour management.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eONA Spray 250ml is a \u003cstrong\u003eprofessional-grade odour neutraliser\u003c\/strong\u003e designed to eliminate unwanted smells in grow rooms and small enclosed spaces. Unlike standard air fresheners that mask odours with fragrance, ONA uses a blend of natural essential oils to chemically break down odour molecules through adsorption, absorption, and chemical reaction — meaning the smell actually disappears, not just gets covered up. It's compact, ready-to-use, and ideal for situations where you need quick, targeted odour control without installing expensive carbon filtration systems.\u003c\/p\u003e\n\u003ch3\u003eHow it compares\u003c\/h3\u003e\n\u003cp\u003eONA Spray sits between quick-fix air fresheners and professional ventilation systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eTrue odour neutralisation, not masking — uses essential oils to eliminate molecules at source\u003c\/li\u003e\n\u003cli\u003ePortable and affordable compared to carbon filter systems (which start at £50+)\u003c\/li\u003e\n\u003cli\u003eFaster deployment than ONA Gel for immediate odour response\u003c\/li\u003e\n\u003cli\u003eNatural formula — no synthetic chemicals or heavy perfume residue\u003c\/li\u003e\n\u003cli\u003eOne-bottle cost vs. ongoing investment in filters or professional systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThink of it as the practical middle ground: too small to replace a proper extraction system, but far more effective than grabbing a can of something from the supermarket.\u003c\/p\u003e\n\u003ch3\u003eUsage guidance\u003c\/h3\u003e\n\u003cp\u003eONA Spray works best when you understand what it's for.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eImmediate odour control\u003c\/strong\u003e\u003cbr\u003eAim a short, strong burst high into the centre of your grow room. Let it disperse naturally. The spray will gradually spread and neutralise odours without leaving heavy fragrance behind. Works best in small-to-medium spaces up to roughly 2–3 metres in any direction.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eTargeted application\u003c\/strong\u003e\u003cbr\u003eUse on specific areas or during peak odour periods rather than constant spraying. One or two bursts typically handles a small room effectively.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAlongside other systems\u003c\/strong\u003e\u003cbr\u003eONA Spray complements carbon filters and gel products — it's not a replacement for proper ventilation, but a practical response tool when you need immediate results. Works well for emergency odour spikes or in spaces where permanent extraction isn't practical.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eScent options\u003c\/strong\u003e\u003cbr\u003eAvailable in six variants: Fruit Fusion, PRO, Fresh Linen, Tropics, Apple Crumble, and Lemongrass. The fragrance disperses quickly, so you're left with neutralised air, not a heavily scented room.\u003c\/p\u003e\n\u003ch3\u003eTechnical specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVolume: \u003cstrong\u003e250ml (8 fl oz)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFormat: \u003cstrong\u003eReady-to-use pump\/trigger spray bottle\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eActive ingredients: \u003cstrong\u003eNatural essential oils blend\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eFormula base: \u003cstrong\u003eWater, essential oils, polysorbate 20\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMechanism: \u003cstrong\u003eAdsorption, absorption, and chemical reaction\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eScent variants: \u003cstrong\u003eFruit Fusion, PRO, Fresh Linen, Tropics, Apple Crumble, Lemongrass\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRoom size suitability: \u003cstrong\u003eSmall-to-medium spaces (up to ~2–3 metres radius)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSafety: \u003cstrong\u003eNatural formula, safe for plant and pet environments\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWho this is for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eGrowers with small-to-medium grow rooms needing quick odour response\u003c\/li\u003e\n\u003cli\u003eAnyone using carbon filters who wants a backup for peak odour periods\u003c\/li\u003e\n\u003cli\u003eBudget-conscious growers who can't justify £50+ ventilation systems yet\u003c\/li\u003e\n\u003cli\u003eGrowers wanting a natural, plant-safe odour solution\u003c\/li\u003e\n\u003cli\u003eFirst-time growers testing odour control approaches before investing in permanent systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eParticularly suited to spaces where \u003cstrong\u003espeed and simplicity matter more than 24\/7 industrial-scale control\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eOur take\u003c\/h3\u003e\n\u003cp\u003eONA's got 30 years in the odour game for a reason. This spray genuinely works — it neutralises rather than masks — and at this price point, it's a sensible tool for any grow room setup, especially smaller ones.\u003c\/p\u003e\n\u003cp\u003eGood time to pick up while clearance stock lasts. Doesn't replace proper ventilation, but for targeted odour control in tight spaces or as a backup to other systems, it's worth having on the shelf.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"ONA","offers":[{"title":"Pro","offer_id":47915848728746,"sku":"40400","price":9.99,"currency_code":"GBP","in_stock":true},{"title":"Apple Crumble","offer_id":47915848761514,"sku":"40410","price":9.99,"currency_code":"GBP","in_stock":true},{"title":"Fresh Linen","offer_id":47915848794282,"sku":"40405","price":9.99,"currency_code":"GBP","in_stock":true},{"title":"Tropics","offer_id":47915848827050,"sku":"40415","price":9.99,"currency_code":"GBP","in_stock":true},{"title":"Fruit Fusion","offer_id":47915848859818,"sku":"40475","price":9.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0053\/5540\/5400\/files\/ONASpray250ml.jpg?v=1769182272","url":"https:\/\/growershouse.co.uk\/products\/ona-spray-250ml","provider":"Growers House ","version":"1.0","type":"link"}