{"product_id":"polaris-pool-pump-body-r0723100-pb4sq-black-replacement-housing-chemical-uv-resistant","title":"Polaris Pool Pump Body R0723100 PB4SQ — Black Replacement Housing, Chemical \u0026 UV-Resistant","description":"\u003cp\u003e\u003cstrong\u003eThe Polaris R0723100 PB4SQ is the replacement black pump body housing designed to restore flow and reliability to compatible Polaris pool pump systems.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eIf your Polaris pump shows leaks, reduced performance, or a cracked housing, replacing the pump body with the R0723100 PB4SQ restores the structural core that keeps water flowing through your circulation system. This OEM-compatible housing is molded to Polaris specifications and built to resist pool chemicals and UV exposure for season-after-season durability.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the PB4SQ pump body affect pump performance?\u003c\/h3\u003e\n\u003cp\u003eThe pump body is the central channel that directs water through the impeller and into the filtration system; a damaged or warped housing reduces flow and can cause cavitation or motor strain. Installing a properly sealed R0723100 restores optimal water pathways, helps maintain correct pressure, and reduces leakage risks.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision-fit to Polaris PB4SQ geometry for correct water flow\u003c\/li\u003e\n  \u003cli\u003eSeals against the motor and volute to prevent leaks\u003c\/li\u003e\n  \u003cli\u003eSupports consistent hydraulic pressure for efficient operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat are the material and durability features of this replacement body?\u003c\/h3\u003e\n\u003cp\u003eThe R0723100 is constructed from reinforced thermoplastic engineered for chemical resistance and dimensional stability. That resilience helps the housing resist pool sanitizers, salt, and sun exposure—so it stays true to shape and mounting points across seasons.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eChemical-resistant polymer reduces corrosion and cracking\u003c\/li\u003e\n  \u003cli\u003eUV-stable finish slows sun-related degradation\u003c\/li\u003e\n  \u003cli\u003eRugged mounting bosses retain fastener alignment for easy installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this pump body easy to install and compatible with my Polaris pump?\u003c\/h3\u003e\n\u003cp\u003eThe R0723100 PB4SQ is designed to fit specific Polaris PB4SQ series pumps and uses the original bolt patterns and sealing surfaces. A mechanically competent DIYer can swap the housing in a few hours with basic hand tools, new gaskets, and careful alignment; professional installation is recommended if electrical disconnection or motor removal is required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eOEM-style bolt pattern aligns with PB4SQ motor and volute\u003c\/li\u003e\n  \u003cli\u003eRequires appropriate gaskets and sealant for leak-free fit\u003c\/li\u003e\n  \u003cli\u003eInstallation generally involves impeller and shaft access—keep manufacturer instructions handy\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat maintenance or precautions should I follow after replacing the housing?\u003c\/h3\u003e\n\u003cp\u003eAfter installing the pump body, prime the system and check for leaks, unusual noises, or vibration during the first run. Periodically inspect the housing and fasteners, especially after seasonal start-ups, to ensure long-term performance and to catch seal wear early.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eRun a short leak and vibration test after reassembly\u003c\/li\u003e\n  \u003cli\u003eRe-torque fasteners to the recommended spec after initial runtime\u003c\/li\u003e\n  \u003cli\u003eCheck gaskets annually and replace if brittle or compressed\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The Polaris R0723100 PB4SQ pump body is intended for pool owners, service technicians, and equipment refurbishers who need a direct-fit, durable replacement housing for compatible Polaris PB4SQ pumps. Choose this part if you want an OEM-compatible solution to repair leaks, restore hydraulic performance, or prolong the life of an existing Polaris pump without replacing the entire unit.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will this fit my Polaris PB4SQ pump?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes—R0723100 is designed specifically as the PB4SQ replacement housing; confirm your model number matches before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Do I need new gaskets when replacing the pump body?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: You should replace gaskets and O-rings during installation to ensure a leak-free seal and reliable performance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Polaris","offers":[{"title":"Default Title","offer_id":56839339901268,"sku":"B0946J4N44","price":118.16,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/polaris-pb4sq-front-view.jpg?v=1787066300","url":"https:\/\/gardenluxe.co.uk\/products\/polaris-pool-pump-body-r0723100-pb4sq-black-replacement-housing-chemical-uv-resistant","provider":"Gardenluxe Uk","version":"1.0","type":"link"}