{"product_id":"chapin-4-gallon-proseries-backpack-sprayer-diaphragm-pump-wettable-powder-liquid-compatible-wide-mouth-tank","title":"CHAPIN 4-Gallon ProSeries Backpack Sprayer — Diaphragm Pump, Wettable Powder \u0026 Liquid Compatible, Wide-Mouth Tank","description":"\u003cp\u003e\u003cstrong\u003eThe CHAPIN 64800 is a 4-gallon ProSeries backpack sprayer with a diaphragm pump engineered to apply liquid solutions and wettable powders for lawn, garden, and commercial tasks.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eBuilt for homeowners, landscapers, and small commercial users, this sprayer combines a translucent 4-gallon tank, a wide four-inch opening for fast filling and cleaning, and a pump compatible with fertilizers, herbicides and many pesticide formulations. CHAPIN leverages more than a century of sprayer design to deliver a practical, serviceable tool with replaceable filters, a three-nozzle shut-off, and padded straps for extended wear.\u003c\/p\u003e\n\n\u003ch3\u003eHow does the pump handle different chemicals and wettable powders?\u003c\/h3\u003e\n\n\u003cp\u003eThe diaphragm-style pump is designed to resist abrasion and to tolerate both liquid concentrates and wettable powder suspensions that are commonly used in landscape and garden care. Its construction reduces the risk of clogging and can operate reliably with properly mixed formulations when paired with the in-tank filter.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eDiaphragm pump compatible with liquid and wettable powder products\u003c\/li\u003e\n  \u003cli\u003e3-stage filtration helps keep solids out of the pump\u003c\/li\u003e\n  \u003cli\u003eSuitable for many fertilizers, herbicides and pesticides when mixed per label directions\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow easy is it to fill, clean, and maintain?\u003c\/h3\u003e\n\n\u003cp\u003eThe translucent tank shows fluid level at a glance while the 4-inch wide mouth speeds pouring and rinsing operations. The removable in-tank filter and simple pump layout reduce downtime for cleaning and part replacement, helping extend the unit’s service life.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eWide mouth opening for quick filling and easy rinsing\u003c\/li\u003e\n  \u003cli\u003eRemovable, cleanable in-tank filter for sediment and grit\u003c\/li\u003e\n  \u003cli\u003eStraightforward pump and shut-off design for simple maintenance\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat control and spray options does it offer on the job?\u003c\/h3\u003e\n\n\u003cp\u003eThe sprayer includes a cushion-grip poly shut-off valve and three interchangeable nozzles to adapt spray pattern and flow for spot treatment, broadcast coverage, or banded applications. The ergonomic shut-off and padded straps reduce fatigue during longer jobs and improve accuracy when applying chemicals.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eCushion-grip poly shut-off for comfortable trigger control\u003c\/li\u003e\n  \u003cli\u003eThree nozzles to switch between spray patterns and flow rates\u003c\/li\u003e\n  \u003cli\u003ePadded shoulder straps for better weight distribution and comfort\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs the CHAPIN 64800 durable enough for regular residential or light commercial use?\u003c\/h3\u003e\n\n\u003cp\u003eThe ProSeries design emphasizes durability through rugged plastics and user-serviceable parts intended for repeated use in yard, garden and small commercial settings. Routine cleaning, correct chemical mixing, and periodic filter checks will help maintain performance over many seasons.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003eRobust tank material resists typical outdoor exposure\u003c\/li\u003e\n  \u003cli\u003eServiceable components designed for replacement and cleaning\u003c\/li\u003e\n  \u003cli\u003eManufacturer support and parts availability from CHAPIN\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? The CHAPIN 64800 targets homeowners who need a dependable backpack sprayer for fertilizing, weed control and pest management, plus landscapers and property managers who require a portable, serviceable sprayer for regular rounds. Choose it if you mix wettable powders or liquid concentrates, need clear tank visibility for measuring, and want a comfortable pack-style option for jobs that last an hour or more.\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: Can the CHAPIN 64800 spray wettable powders?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes — the diaphragm pump and 3-stage filter allow use with wettable powder suspensions when mixed and strained per product labels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: How do I clean the sprayer after use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Rinse the tank, remove and clean the in-tank filter, flush the pump and nozzles with clean water following the chemical label instructions.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CHAPIN","offers":[{"title":"Default Title","offer_id":56805936890196,"sku":"B001EQN4ZW","price":194.85,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/chapin-64800-front-view-packaging.jpg?v=1786810875","url":"https:\/\/gardenluxe.co.uk\/products\/chapin-4-gallon-proseries-backpack-sprayer-diaphragm-pump-wettable-powder-liquid-compatible-wide-mouth-tank","provider":"Gardenluxe Uk","version":"1.0","type":"link"}