{"product_id":"pentair-air-bleed-assembly-for-sta-rite®-2-plm-sand-filter-system","title":"Pentair Air Bleed Assembly for Sta-Rite® 2 PLM Sand Filter System","description":"\u003cp data-path-to-node=\"0\"\u003eThe Pentair Clamp Knob Master Pack (part number \u003cb data-path-to-node=\"0\" data-index-in-node=\"48\"\u003eWC36-22-50\u003c\/b\u003e) is a bulk commercial inventory kit containing \u003cb data-path-to-node=\"0\" data-index-in-node=\"106\"\u003e50 individual replacement hand-tightening clamp knobs\u003c\/b\u003e (individual part number \u003cb data-path-to-node=\"0\" data-index-in-node=\"184\"\u003eWC36-22\u003c\/b\u003e or \u003cb data-path-to-node=\"0\" data-index-in-node=\"195\"\u003e076033Z\u003c\/b\u003e). This original equipment manufacturer (OEM) distribution package is designed for pool service technicians, commercial facility operators, and retail parts suppliers who manage ongoing multi-system maintenance across a wide footprint of Pentair and Sta-Rite equipment lines.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"1\"\u003eEquipment Interfacing \u0026amp; System Fit\u003c\/h3\u003e\n\u003cp data-path-to-node=\"2\"\u003eThe high-traction lock knobs enclosed within this master pack are standard-issue components engineered to thread onto the heavy-duty perimeter tension bands of residential and commercial pool infrastructure. The hardware provides precise compatibility with:\u003c\/p\u003e\n\u003cul data-path-to-node=\"3\"\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,0,0\"\u003e\u003cb data-path-to-node=\"3,0,0\" data-index-in-node=\"0\"\u003ePool and Spa Filtration Lines:\u003c\/b\u003e Fits the split-tank closure bands of classic Sta-Rite Posi-Flo II series cartridge filters (including models PTM50, PTM70, PTM100, and PTM135) and Purex \/ Pentair SM and SMBW 4000 Series vertical grid D.E. filtration units.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp data-path-to-node=\"3,1,0\"\u003e\u003cb data-path-to-node=\"3,1,0\" data-index-in-node=\"0\"\u003eInground Circulation Pumps:\u003c\/b\u003e Acts as the motor-to-housing frame locking fastener for flagship high-velocity pump lines, including the Sta-Rite Max-E-Pro series and Sta-Rite IntelliPro variable-speed pump assemblies.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-path-to-node=\"4\"\u003ePrimary Operational Role\u003c\/h3\u003e\n\u003cp data-path-to-node=\"5\"\u003eThe primary function of each ergonomic knob is to facilitate fast, uniform mechanical torque distribution over a system's primary pressure band or union joint \u003cb data-path-to-node=\"5\" data-index-in-node=\"159\"\u003ewithout requiring specialized hand tools\u003c\/b\u003e. By transforming manual turning force into high linear compression, the knob tightens down over a dedicated threaded bolt to pull split-tank chassis frames or heavy pump volutes together into absolute alignment. This mechanical clamping force compresses the underlying high-density elastomeric O-ring to form an absolute watertight and airtight boundary, allowing the pressurized filter or pump assembly to safely manage high circulation velocities and continuously handle extreme system operating parameters up to 50 PSI without seam-weeping or catastrophic air leaks.\u003c\/p\u003e\n\u003ch3 data-path-to-node=\"6\"\u003eEngineering Material Properties\u003c\/h3\u003e\n\u003cp data-path-to-node=\"7\"\u003eMolded from a dense, high-impact thermoplastic resin composite, each knob features an oversized multi-lobed star geometry designed to provide maximum structural grip even when handling a wet or chemical-coated surface pad. The core is reinforced with a precision-machined brass or corrosion-resistant alloy threaded metal insert to prevent cross-threading and thread-stripping during repeated manual adjustments. Built to survive decades of demanding outdoor equipment pad weathering, the composite matrix completely resists material softening, structural warping, environmental stress-cracking, and advanced chemical oxidation from direct, prolonged exposure to UV radiation and aggressive sanitizer vapors like chlorine and bromine. Reflecting its industrial bulk-packaging scale, the complete master pack box carries an aggregated shipping weight of approximately \u003cb data-path-to-node=\"7\" data-index-in-node=\"867\"\u003e2.50 to 3.00 pounds\u003c\/b\u003e.\u003c\/p\u003e","brand":"Commercial Pool and Spa Supplies","offers":[{"title":"Default Title","offer_id":53721288114287,"sku":"24800-0121","price":32.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/3785\/3807\/files\/248000120-airflowassembly_9a918b25-b60f-4f98-a13a-8b2815f0aa4c.png?v=1783438389","url":"https:\/\/commercialpoolandspasupplies.com\/products\/pentair-air-bleed-assembly-for-sta-rite%c2%ae-2-plm-sand-filter-system","provider":"Commercial Pool and Spa Supplies ","version":"1.0","type":"link"}