{"product_id":"master-spas-r3-filter-set","title":"Master Clear® MA-R3 \u0026 EcoPur® Charge Filter Set - 2\" FPT","description":"\u003cdiv class=\"product__description rte quick-add-hidden\" data-shopify-editor-block='{\"id\":\"template--19785348153556__main__description\",\"domId\":\"description\",\"type\":\"description\"}'\u003eThis filter set pairs the MA-R3 primary filter with the EcoPur® Charge Mineral Cartridge, giving your spa everything it needs for complete filtration in one purchase. The MA-R3 houses the EcoPur® cartridge inside its core, combining mechanical filtration with mineral purification for clean, clear, and conditioned water.\u003c\/div\u003e\n\u003cdiv class=\"product__description rte quick-add-hidden\" data-shopify-editor-block='{\"id\":\"template--19785348153556__main__description\",\"domId\":\"description\",\"type\":\"description\"}'\u003e\u003c\/div\u003e\n\u003cdiv class=\"product__description rte quick-add-hidden\" data-shopify-editor-block='{\"id\":\"template--19785348153556__main__description\",\"domId\":\"description\",\"type\":\"description\"}'\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eCompatible Models — Current Generation (2025+)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eClarity Series:\u003c\/em\u003e CLS Balance 6, CLS Balance 6 CS, CLS Balance 7, CLS Balance 8, CLS Balance 9, CLS Precision 7, CLS Precision 8\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eInstinct Series (2026+):\u003c\/em\u003e Natural Instinct, Pure Instinct, Vital Instinct\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eH2X Swim Spas:\u003c\/em\u003e Therapool 13, Therapool 15\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eTwilight Series:\u003c\/em\u003e TS 240X\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eAlso Compatible with These Older Models\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eClarity Series:\u003c\/em\u003e CLS 1055, CLS 524, CLS 730, CLS 730L, CLS 738, CLS 738L, CLS 855, CLS 855L, CLS Precision 67\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eDown East Series:\u003c\/em\u003e East Hampton\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eHealthy Living Series:\u003c\/em\u003e HL 616L, HL 620L, HL 624L, HL 628L, HL 630L, HL 7, HL 7 NS, HL 7.5, HL 740L, HL 8, HL 8.5, HL 8DL\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eMP Swim Series:\u003c\/em\u003e Force, Force D, Momentum 80, Momentum 80 D, Signature\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eTwilight Series:\u003c\/em\u003e TS 120, TS 240\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eImportant Note for Pre-2025 Spas\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eMasterSpas hot tubs and swim spas manufactured before 2025 used a 1.5-inch female port. The MA-R3 uses a 2-inch female thread. If your spa was manufactured before 2025, you may need a thread adapter for compatibility. If you know you need one, it is available for purchase separately on our site. If you are unsure, contact us before ordering and we will confirm the right fit for your specific model and year.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cstrong\u003eReplacement Schedule\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eReplace the MA-R3 filter every 12 months under normal use, or every 6 months with heavier use. Replace the EcoPur® Charge Cartridge every 6 months.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003e\u003cem\u003eDue to the nature of filtration products, we cannot accept returns on opened or incorrectly ordered items. Please verify your model and production year before purchasing.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Master Spas","offers":[{"title":"Default Title","offer_id":45344534429833,"sku":null,"price":119.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0752\/6491\/7641\/files\/R3_with_Eco.webp?v=1772582795","url":"https:\/\/shop.masterspaswest.com\/products\/master-spas-r3-filter-set","provider":"MasterSpas West","version":"1.0","type":"link"}