{"id":1688,"date":"2025-08-26T07:09:25","date_gmt":"2025-08-26T07:09:25","guid":{"rendered":"https:\/\/tqwater.co.za\/?post_type=product&#038;p=1688"},"modified":"2026-03-21T18:51:46","modified_gmt":"2026-03-21T18:51:46","slug":"flow-restrictor-2500","status":"publish","type":"product","link":"https:\/\/tqwater.co.za\/?product=flow-restrictor-2500","title":{"rendered":"Inline Flow Restrictors High-Capacity (3000 mL to 4000 mL) 800 GPD"},"content":{"rendered":"<h2 data-path-to-node=\"9\">High-Capacity Flow Restrictors (2000 mL to 4000 mL)<\/h2>\n<p data-path-to-node=\"10\"><b data-path-to-node=\"10\" data-index-in-node=\"0\">Industrial Strength for Large-Scale Filtration<\/b><\/p>\n<p data-path-to-node=\"11\">Designed for high-output light commercial and residential systems, our <b data-path-to-node=\"11\" data-index-in-node=\"71\">TQDRO-FR Series<\/b> flow restrictors are built to handle high volumes of water while maintaining the integrity of high-GPD membranes.<\/p>\n<ul data-path-to-node=\"12\">\n<li>\n<p data-path-to-node=\"12,0,0\"><b data-path-to-node=\"12,0,0\" data-index-in-node=\"0\">Key Features:<\/b><\/p>\n<ul data-path-to-node=\"12,0,1\">\n<li>\n<p data-path-to-node=\"12,0,1,0,0\"><b data-path-to-node=\"12,0,1,0,0\" data-index-in-node=\"0\">High-Volume Output:<\/b> Optimized for systems ranging from <b data-path-to-node=\"12,0,1,0,0\" data-index-in-node=\"55\">400 GPD to 1000 GPD<\/b>.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,0,1,1,0\"><b data-path-to-node=\"12,0,1,1,0\" data-index-in-node=\"0\">Heavy-Duty Fittings:<\/b> Includes <b data-path-to-node=\"12,0,1,1,0\" data-index-in-node=\"30\">EZ Push Connectors<\/b> for a secure, leak-proof seal even under higher pressure.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"12,0,1,2,0\"><b data-path-to-node=\"12,0,1,2,0\" data-index-in-node=\"0\">Essential Protection:<\/b> Prevents &#8220;TDS creep&#8221; and membrane fouling in large-scale setups.<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<li>\n<p data-path-to-node=\"12,1,0\"><b data-path-to-node=\"12,1,0\" data-index-in-node=\"0\">Applications:<\/b> Ideal for hydroponics, large aquariums, and commercial drinking water stations.<\/p>\n<p data-path-to-node=\"0\">For high-capacity Reverse Osmosis (RO) systems, the size of the <b data-path-to-node=\"0\" data-index-in-node=\"64\">Flow Restrictor<\/b> must increase proportionally to the membrane&#8217;s <b data-path-to-node=\"0\" data-index-in-node=\"127\">GPD (Gallons Per Day)<\/b> rating. Using a restrictor that is too small for a high-capacity membrane will cause the membrane to clog with minerals almost immediately.<\/p>\n<p data-path-to-node=\"1\">Here is the breakdown of the high-capacity sizes available in your inventory:<\/p>\n<h3 data-path-to-node=\"6\">\u00a0High-Capacity Series (400 \u2013 1000 GPD)<\/h3>\n<p data-path-to-node=\"7\">For tankless RO systems or commercial water stations, these &#8220;Heavy-Duty&#8221; restrictors are required.<\/p>\n<ul data-path-to-node=\"8\">\n<li>\n<p data-path-to-node=\"8,0,0\"><b data-path-to-node=\"8,0,0\" data-index-in-node=\"0\">Flow Restrictor 2000:<\/b> Generally paired with <b data-path-to-node=\"8,0,0\" data-index-in-node=\"44\">400 GPD to 500 GPD<\/b> systems.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"8,1,0\"><b data-path-to-node=\"8,1,0\" data-index-in-node=\"0\">Flow Restrictor 3000:<\/b> Optimized for high-output <b data-path-to-node=\"8,1,0\" data-index-in-node=\"48\">600 GPD to 800 GPD<\/b> configurations.<\/p>\n<\/li>\n<li>\n<p data-path-to-node=\"8,2,0\"><b data-path-to-node=\"8,2,0\" data-index-in-node=\"0\">Flow Restrictor 4000:<\/b> The largest size in the range, designed for <b data-path-to-node=\"8,2,0\" data-index-in-node=\"66\">1000 GPD<\/b> (Gallons Per Day) commercial RO membranes.<\/p>\n<\/li>\n<\/ul>\n<hr data-path-to-node=\"9\" \/>\n<h3 data-path-to-node=\"10\">Quick Reference Table: High-Capacity Matching<\/h3>\n<table data-path-to-node=\"11\">\n<thead>\n<tr>\n<td><strong>Flow Restrictor Size<\/strong><\/td>\n<td><strong>Equivalent GPD Rating<\/strong><\/td>\n<td><strong>Connection Type<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><span data-path-to-node=\"11,1,0,0\"><b data-path-to-node=\"11,1,0,0\" data-index-in-node=\"0\">800 mL\/min<\/b><\/span><\/td>\n<td><span data-path-to-node=\"11,1,1,0\">150 GPD<\/span><\/td>\n<td><span data-path-to-node=\"11,1,2,0\">1\/4&#8243; Quick-Connect<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"11,2,0,0\"><b data-path-to-node=\"11,2,0,0\" data-index-in-node=\"0\">1000 mL\/min<\/b><\/span><\/td>\n<td><span data-path-to-node=\"11,2,1,0\">200 GPD<\/span><\/td>\n<td><span data-path-to-node=\"11,2,2,0\">1\/4&#8243; Quick-Connect<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"11,3,0,0\"><b data-path-to-node=\"11,3,0,0\" data-index-in-node=\"0\">2000 mL\/min<\/b><\/span><\/td>\n<td><span data-path-to-node=\"11,3,1,0\">400 &#8211; 500 GPD<\/span><\/td>\n<td><span data-path-to-node=\"11,3,2,0\">1\/4&#8243; Quick-Connect<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"11,4,0,0\"><b data-path-to-node=\"11,4,0,0\" data-index-in-node=\"0\">3000 mL\/min<\/b><\/span><\/td>\n<td><span data-path-to-node=\"11,4,1,0\">600 &#8211; 800 GPD<\/span><\/td>\n<td><span data-path-to-node=\"11,4,2,0\">1\/4&#8243; Quick-Connect<\/span><\/td>\n<\/tr>\n<tr>\n<td><span data-path-to-node=\"11,5,0,0\"><b data-path-to-node=\"11,5,0,0\" data-index-in-node=\"0\">4000 mL\/min<\/b><\/span><\/td>\n<td><span data-path-to-node=\"11,5,1,0\">1000 GPD<\/span><\/td>\n<td><span data-path-to-node=\"11,5,2,0\">1\/4&#8243; Quick-Connect<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>High-Capacity Flow Restrictors (2000 mL to 4000 mL) Industrial Strength for Large-Scale Filtration Designed for high-output light commercial and residential systems, our TQDRO-FR Series flow restrictors are built to handle high volumes of water while maintaining the integrity of high-GPD membranes. Key Features: High-Volume Output: Optimized for systems ranging from 400 GPD to 1000 GPD. [&hellip;]<\/p>\n","protected":false},"featured_media":2328,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[195,203,409],"product_tag":[210],"class_list":["post-1688","product","type-product","status-publish","has-post-thumbnail","product_cat-fittings","product_cat-ro-tubing","product_cat-inline-flow-restrictors-high-capacity","product_tag-flow-restrictor","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/tqwater.co.za\/index.php?rest_route=\/wp\/v2\/product\/1688","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tqwater.co.za\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/tqwater.co.za\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/tqwater.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1688"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tqwater.co.za\/index.php?rest_route=\/wp\/v2\/media\/2328"}],"wp:attachment":[{"href":"https:\/\/tqwater.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1688"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/tqwater.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=1688"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/tqwater.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=1688"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/tqwater.co.za\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=1688"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}