{"product_id":"valvula-antirretorno-para-sistemas-de-ventilacion","title":"Blauberg Non-return Clapper – Check Valve for Air Extraction and Supply Ducts","description":"\u003ch2\u003e\u003cspan style=\"font-weight:400;\"\u003eNon-return valve to close the air in your crop\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight:400;\"\u003eThe non-return valve is a \u003c\/span\u003e\u003cb\u003eessential piece to close hermetically\u003c\/b\u003e\u003cspan style=\"font-weight:400;\"\u003e the entry of air to the crop through the extraction and ventilation ducts when the extractor is not working. In this way, you manage to prevent the entry of insects and the escape of indiscreet odors.\u003c\/span\u003e \u003cspan style=\"font-weight:400;\"\u003eClose the ducts with the non-return valve \u003c\/span\u003e\u003cb\u003eIt will prevent air from entering freely.\u003c\/b\u003e\u003cspan style=\"font-weight:400;\"\u003e. This is very important if you take into account that the air that enters will leave again without passing any anti-odor filter. By preventing air from entering and leaving, you avoid this situation.\u003c\/span\u003e \u003cspan style=\"font-weight:400;\"\u003eThe \u003c\/span\u003e\u003cb\u003enon-return valve\u003c\/b\u003e\u003cspan style=\"font-weight:400;\"\u003e It is a piece that comes in handy in those situations in which you have a circuit with extractors or if the crop is located in a very windy area.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-weight:400;\"\u003eHow to install a non-return valve in your ventilation system?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight:400;\"\u003eInstallation in the ventilation system of your crop is very simple. The most important thing in this case is \u003c\/span\u003e\u003cb\u003echoose the valve with the mouth size equal to that of the extractor\u003c\/b\u003e\u003cspan style=\"font-weight:400;\"\u003e so that both fit perfectly.\u003c\/span\u003e \u003cspan style=\"font-weight:400;\"\u003eOnce you have the valve, you just have to attach it to the extractor \u003c\/span\u003e\u003cb\u003ewith reflective tape or flexible tube\u003c\/b\u003e\u003cspan style=\"font-weight:400;\"\u003e. It must be placed in the way that it opens in the direction that the air comes out of the duct.\u003c\/span\u003e \u003cspan style=\"font-weight:400;\"\u003eThe non-return valve \u003c\/span\u003e\u003cb\u003eIt has a small spring-loaded hatch\u003c\/b\u003e\u003cspan style=\"font-weight:400;\"\u003e. This only opens if the flow blows in the correct direction. If you press the hatch with your fingers, you can see which direction it opens.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cspan style=\"font-weight:400;\"\u003eWhat sizes are there?\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan style=\"font-weight:400;\"\u003eThere are different mouth sizes for \u003c\/span\u003e\u003cb\u003ebuy the most suitable non-return valve\u003c\/b\u003e\u003cspan style=\"font-weight:400;\"\u003e. These sizes are 100, 125, 150, 200, 250 and 315 millimeters.\u003c\/span\u003e\u003c\/p\u003e","brand":"Hortitec S.L","offers":[{"title":"100mm","offer_id":42779553005733,"sku":"633120","price":9.96,"currency_code":"EUR","in_stock":true},{"title":"125mm","offer_id":42779553071269,"sku":"681001","price":10.4,"currency_code":"EUR","in_stock":false},{"title":"150mm","offer_id":42779553038501,"sku":"681002","price":11.45,"currency_code":"EUR","in_stock":true},{"title":"200mm","offer_id":42779553104037,"sku":"681003","price":13.94,"currency_code":"EUR","in_stock":true},{"title":"250mm","offer_id":42779552940197,"sku":"681004","price":17.8,"currency_code":"EUR","in_stock":false},{"title":"315mm","offer_id":42779552972965,"sku":"681005","price":20.25,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/1792\/6309\/products\/1166.jpg?v=1703258392","url":"https:\/\/www.growindustry.es\/en\/products\/blauberg-non-return-clapper-check-valve-for-air-extraction-and-supply-ducts","provider":"Grow Industry","version":"1.0","type":"link"}