{"product_id":"apex-rainaid-20mm-retention-tank-automatic-float-valve-mains-backup-valve","title":"Apex RainAid 20mm Retention Tank Automatic Float Valve – Mains Backup Valve","description":"\u003cp\u003eThe Apex RainAid 20mm Retention Tank Automatic Float Valve is a specialised mechanical valve designed to provide mains water backup for rainwater harvesting systems. Installed in a retention tank, the valve automatically maintains a minimum water level by switching to mains supply whenever stored rainwater drops below the preset level, ensuring continuous water availability without electrical controls.\u003c\/p\u003e\n\u003cp\u003eEngineered for domestic and commercial rainwater systems, the RainAid valve operates on a full on, full off principle, reducing pump cycling and improving energy efficiency. This ensures reliable supply to non-potable outlets such as toilets, laundry, and garden irrigation during periods of low rainfall. The adjustable water level feature allows optimisation for system performance while helping extend pump life.\u003c\/p\u003e\n\u003cp\u003eConstructed from UV-stabilised materials and designed for direct mains connection, the valve is built for long-term outdoor use. With an integral strainer and high pressure rating, it provides dependable, maintenance-free operation in retention tanks supplying backup water to rainwater reuse systems.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFEATURES\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAutomatic mains backup for rainwater retention tanks\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eMaintains minimum water level during low rainfall\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eFull on, full off mechanical operation\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eNo electrical power or float switches required\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eAdjustable water level to optimise system performance\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eReduces pump cycling and energy consumption\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eUV stabilised construction for outdoor durability\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eIntegral strainer for debris protection\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eSuitable for non-potable supply systems\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003eDesigned for domestic and commercial rainwater use\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Apex","offers":[{"title":"Default Title","offer_id":50604724486391,"sku":"RA 20","price":195.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0927\/0116\/3767\/files\/ApexRainAid20mmRetentionTankAutomaticFloatValve_MainsBackupValve.png?v=1773750092","url":"https:\/\/foundationpumps.com.au\/products\/apex-rainaid-20mm-retention-tank-automatic-float-valve-mains-backup-valve","provider":"Foundation Pumps","version":"1.0","type":"link"}