Tag Archives: filter

XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump

XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump


XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump


XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump


XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump


XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump


XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump


XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump


XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump


XtremepowerUS Pool Filter Cartridge System for Above Ground Pool withBuilt-in Pump



XtremepowerUS Pool Filter Cartridge System for Above Ground Pool w/Built-in Pump. XtremepowerUS Pro-Series Pool Filter Designed for above-ground swimming pool installations. Filter tanks made from extra durable material to meet the demands of the toughest applications and environmental conditions. Extra Cleaning Capacity for Crystal Clear Water- The filters provide crystal clear water and have extra cleaning capacity to accommodate pools and spas of all types and sizes. Industrial Material – Filter tanks are made from the most durable materials to meet the demands of the toughest applications and environmental conditions. Extra-Large Cartridge – The single-element cartridge with new precision-engineered core and molded end caps provides extra strength and maximum flow. A Cleaner Pool – For above-ground pools, XtremepowerUS filter provides a massive filter body for added capacity and equal distribution of dirt and debris. Longer, more efficient filtering cycles mean years of trouble-free filtration. Material: ABS, Metal, Steel. Rated: 115vac / 60hz. Filter Type: Filter Cartridge. In / Outlet Connection: 1.5. Max Rate: 92 l/min. Max Total Head: 7.5m. Max PSI: 50; Class F(155). Gallons Per Minutes: 25. System Flow Rate: 1,500 Gallons Per Hour. Pressure Gauge: 0-60PSI / 0-4BAR. Overall Dimension: 12″(W) x 12(L) x 22″(H). Durapower is one of the largest professional importer hand, power tools, home and garden in the market, serving the industrial, vehicle service and assembly, electronics, construction and serious DIY markets. Add to Favorite Sellers. Sign up to Newsletter. View more great items! This listing is currently undergoing maintenance, we apologise for any inconvenience caused.

XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons

XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons


XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons


XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons


XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons


XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons


XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons


XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons



XtremepowerUS 19 Sand Filter System Inground Above Pool up to 24,000 Gallons. This pool sand filter is ideal for most in ground and above ground pools for filtering sand and clearing the water. It is able to apply for several water feature including fish ponds, fountains, water gardens. It features flange clamp design providing 360 degree rotation of valve for simplify plumbing. Sand Filter System are perfectly engineered to provide optimum flow rates that promotes clean water quality. This filter keeps the sand height level to expose water to the maximum sand surface level possible for optimum filtration, consistent performance, and efficient back-washing. Compact housing for all-weather functionality Impeller designed with brass inserts for long life and superior performance. Each tank is individually tested to ensure quality and reliability. Multi port valve provides for easy use and quick back-washing (Filter, Backwash, Winter, Re-Circulate, Closed, Rinse and Waste). Drain cap with strainer for easy maintenance and winterizing. 8 Hydraulically balanced laterals, speed up flow velocity of filtered water. Filter is designed to handle the filtration needs of many of today’s pools. It provides an efficient, easy-to-use operating system that will assist in keeping your above-ground pool water crystal clean and safe for swimming. Type: Sand Filter System. Pool Type: Above Ground. Filtration Area: 24,000 Gallons. Drum Capacity: Holds up to 175lbs. Valve Function: Filter, Backwash, Winter, Re-Circulate, Winter, Closed, Rinse and Waste. Filter Media Included: No. Inlet/Outlet Fitting: 1-1/2NPT. Overall Dimension: 19″(W) x 19″(L) x 35-1/4(H). Durapower is one of the largest professional importer hand, power tools, home and garden in the market, serving the industrial, vehicle service and assembly, electronics, construction and serious DIY markets. Add to Favorite Sellers. Sign up to Newsletter. View more great items! This listing is currently undergoing maintenance, we apologise for any inconvenience caused.

VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve

VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve


VEVOR Sand Filter Above Ground with 3/4HP Pool Pump 3000GPH Flow 14 6-Way Valve



Pump It Clean for All Your Pools. Looking for ways to filter the water in your pool? This VEVOR sand filter pump provides 3000 gallons of water per hour. The combo set improves water circulation and filtration with its dual-mode intelligent timing. Let those hot summer days live on. Feel the splash of summer in your clear pool! The handle of the sand filter pump is ergonomically designed, making it more comfortable to hold and easier to operate. Our sand pump for above ground pools is outfitted with a large filter basket to filter debris. The transparent lid gives you a clear view for timely cleaning. With the integrated multi-port valve, this sand pump provides fast and easy-to-understand settings for optimal filtration performance. Efficient Performance: Are you ready to enjoy your pool this summer? Our 0.75 HP sand filter pump provides a large water flow of up to 3000 gallons per hour, ensuring efficient water circulation speed. With the ability to cycle the entire pool in a short amount of time, you can enjoy a clean and safe swimming experience. Multifunction & Intelligent Timing: The sand pump has 5 different functions, including filter, rinse, backwash, waste, and winter modes, providing you with various options to choose from. With its 24-hour dual-mode intelligent timing function (continuous and single cycle mode), the operation is easy and hassle-free. Easy to Maintain and Clean: Our sand filter pump system includes a filter basket to effectively filter out impurities, which can be easily detached and assembled for quick cleaning. With the transparent lid, you can visually observe the internal status for timely maintenance. It’s important to note that we recommend using 20# sand for optimal performance. Durable Motor and Material: Our sand pool pump has a copper wire motor that features overload protection for long-lasting running and extended service life. It’s built with reinforced thermoplastic housing, making it portable, corrosion-proof, and ideal for promoting clean water quality all day long. Meet All Your Pool Needs: VEVOR’s pool sand pump is versatile and suitable for both domestic and commercial pools, including courtyard pools, community pools, small water parks, and above-ground pools. The complete set includes a pool pump, sand filter, 6-way multi-port valve, and other necessary accessories for your convenience. People Who Bought This Item Also Bought. VEVOR Sand Filter Above Ground with 1 HP Pool Pump 3500 GPH Flow 16 6-Way Valve. VEVOR Sand Filter Above Ground with 1/2HP Pool Pump 3000GPH Flow 12 6-Way Valve. VEVOR Swimming Pool Pump 2 HP Filter Pump 90 GPM w/Strainer Above Ground. VEVOR Swimming Pool Pump 1.5 HP 88 GPM w/ Strainer Filter Pump In/Above Ground. VEVOR Swimming Pool Pump 2HP 2-Speed Filter Pump w/Strainer for Above Ground. VEVOR 1.5HP Pool Pump Swimming Pool Pump 4980GPH In/Above Ground Pool Pump 1.5. VEVOR Swimming Pool Pump 1-1.5HP 2-Speed w/Strainer Filter Pump Above Ground. VEVOR Deep Well Pump 4 1.5HP Submersible Pump Max 390′ Head w/ 131 ft Cable. VEVOR 1/2HP 4 Deep Well Pump 28GPM Submersible Pump 167ft Stainless Steel 115V. VEVOR 2.5HP Swimming Pool Pump Motor Hayward Lift 62ft In/Above Ground Pool Pump. VEVOR Sand Filter 16 Above Inground Swimming Pool Sand Filter with 7-Way Valve. VEVOR 12V Water Pressure Diaphragm Pump Self-Priming Pump 70 PSI 5.5 GPM Boat RV. VEVOR 1HP 4 Deep Well Pump 37GPM Submersible Pump 207ft Stainless Steel 230V. VEVOR 3HP 4 Deep Well Pump 640ft Submersible Pump 37GPM w/Control Box 230V. VEVOR Submersible Sump Pump Water Pump 1/2 HP 4320GPH Steel Basement. We believe that it is our vision and mission to provide innovative products with best service and competitive price to satisfy you. Our goal is to make sure that you can find exactly what you are looking for and make it easy for you to place your orders. Please be aware that. Please DO NOT fill in the PO Box address. California Warehouse: City of Industry, CA. New York State Warehouse: Perth Amboy, NJ. Georgia Warehouse: Austell, GA. North Carolina Warehouse: Grove NC. Oregon Warehouse: AIRPORT WAY Portland, OR. If you need to return, please check twice to confirm the item not work and contact our customer service representative, let us know the detailed problem and send us some pictures for confirmation. Please make sure that item has NO man-made sabotage. Used items will not be accepted for return. All emails will be responded to within. Special circumstances will be listed clearly in the listing. Please do check everything carefully after you received the parcel, any the damage except DOA (Dead-On-Arrival) would not be covered if it’s your fault. VEVOR is a leading brand that specializes in equipment and tools. Along with thousands of motivated employees, VEVOR is dedicated to providing our customers with tough equipment & tools at incredibly low prices. Oursand pump for above ground pools is outfitted with a large filter basket to filterdebris. Withthe integrated multi-port valve, this sand pump provides fastand easy-to-understand settings for optimal filtration performance. All emails will be responded to within 12-24 hours.

48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004

48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


Replace for Unicel FS-2004, Filbur FC-9540, Pleatco PFS2448 models, making it a perfect replacement for your worn-out or damaged filter grids. It ensures a seamless fit and optimum performance for your filtration system. Efficient Filtration? The PFS2448 DE filter grid set offers a filtration area of 48 square feet, aiming to deliver exceptional filtering performance for your swimming pool or spa. It effectively captures even the tiniest particles, ensuring pristine water clarity. High-Quality Construction? Introducing the FC-9540 Grid Filter, crafted from durable polypropylene resin to ensure longevity and durability. This high-performance filter maintains efficient and stable filtration, reducing the frequency of maintenance and replacement. Keep your pool water crystal clear and clean with ease. PFS2448 Design? The 48 Sq. DE Filter Grid Set includes 7 full-grid sets and 1 half-grid set. Each grid is reinforced with a center pipe for enhanced durability, ensuring a lightweight yet stable construction. It offers greater flow coverage and features a unique snap-locking frame for secure installation. Simple to install and easy to clean, whether you’re updating an existing filter system or doing a new installation, this filter kit will easily meet your needs.

XtremepowerUS 175 Square Foot for In-Ground Pool & Spa Cartridge Filter Clean

XtremepowerUS 175 Square Foot for In-Ground Pool & Spa Cartridge Filter Clean


XtremepowerUS 175 Square Foot for In-Ground Pool & Spa Cartridge Filter Clean


XtremepowerUS 175 Square Foot for In-Ground Pool & Spa Cartridge Filter Clean


XtremepowerUS 175 Square Foot for In-Ground Pool & Spa Cartridge Filter Clean


XtremepowerUS 175 Square Foot for In-Ground Pool & Spa Cartridge Filter Clean


XtremepowerUS 175 Square Foot for In-Ground Pool & Spa Cartridge Filter Clean. XtremepowerUS Pro-Clean Single Cartridge Pool Filter Designed for in ground swimming pool installations, the Pro-Clean Single Cartridge swimming pool filter has a raised inlet for extra dirt holding capacity and clean easy plumbing from the pump. In-ground pools or in-ground pool/spa combinations. Filter tanks made from extra durable glass reinforced co-polymer material to meet the demands of the toughest applications and environmental conditions, including in-floor cleaning systems. Molded base and body provides added strength for reliable, corrosion-free performance. Single locking knob securely fastens head to filter tank, eliminating bolts or clamps. Attractive, durable filter head may be rotated to conveniently position pressure gauge and manual air relief. Extra-large cartridge element with new precision engineered extruded core provides extra strength and maximum flow. Dirt particles as small as 10-15 microns get captured by Cartridge Pool Filters, making them perfect for pools that need an effective option for removing smaller debris and dust particles. Filter cartridges can be easily removed for replacement and regular washing to prolong their effectiveness. In / Outlet Connection: 2. Filtration Area: 175 sq. Replacement Filter Model: 75214. Overall Dimension: 14″(W) x 14″(L) x 40(H). Durapower is one of the largest professional importer hand, power tools, home and garden in the market, serving the industrial, vehicle service and assembly, electronics, construction and serious DIY markets. Add to Favorite Sellers. Sign up to Newsletter. View more great items! This listing is currently undergoing maintenance, we apologise for any inconvenience caused.

48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004

48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004


48sq. Ft. DE Filter Grid Set Compatible with Pleatco PFS2448 for Unicel FS-2004



DE Filter Grid Set is designed to fit Pleatco PFS2448 filters, making it a great choice for those who want to keep their Unicel FS-2004 pool filter running smoothly. The set includes a DE philtre grid that is compatible with the aforementioned filter, ensuring that your pool stays clean and clear. The unit type of this set is in feet, and it is perfect for those who want to keep their pool equipment and parts organized. This philtre grid set is ideal for anyone who wants to maintain the clarity of their pool water.

Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter

Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter


Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter


Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter


Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter


Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter


Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter


Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter


Complete Element Grid Assembly 59023400 fit for FNS Plus 48 Sq Ft D. E. Filter



Compatible with Following Models. For 48 Square Feet FNS Plus Pool and Spa D. We offer sophisticated products at a high technological level, with the highest possible quality and the most favorable price. With these parts you can replace your defective parts simply plug and play. 24 months without mileage limitation. Please compare carefully with Photos or OE number before purchasing the part. Please leave us your full name, your telephone number and detailed address when ordering. We try our best to pack the products as good and safe as possible, so they always arrive in a good condition.

Vorgens DE2420 Grid Filter Eelement Custer Fit For Hayward ProGrid

Vorgens DE2420 Grid Filter Eelement Custer Fit For Hayward ProGrid


Vorgens DE2420 Grid Filter Eelement Custer Fit For Hayward ProGrid


Vorgens DE2420 Grid Filter Eelement Custer Fit For Hayward ProGrid


Vorgens DE2420 Grid Filter Eelement Custer Fit For Hayward ProGrid


Vorgens DE2420 Grid Filter Eelement Custer Fit For Hayward ProGrid


Vorgens DE2420 Grid Filter Eelement Custer Fit For Hayward ProGrid


This Vorgens DE2420 Grid Filter Eelement is a great addition to your Hayward ProGrid pool filter. It is designed to provide superior filtration for your pool, ensuring that it remains clear and inviting for swimming. The filter grid is made from high-quality materials and is built to last, providing you with long-lasting and reliable performance. With this filter, you can enjoy clean and healthy swimming water, free from debris and contaminants. It is easy to install and maintain, making it a great choice for any pool owner. Whether you’re looking to upgrade your existing pool filter or replace a damaged one, this Vorgens DEX242DC Grid Filter Eelement is the perfect solution. We are dedicated to providing you with an exceptional shopping experience. Here’s why you can shop with confidence. ? Quality Products: We carefully select every item in our store to ensure that you receive only the highest quality products. Each listing includes detailed descriptions and clear photos so you know exactly what you’re getting. ? Excellent Customer Service: Have questions or need assistance? Our friendly customer service team is here to help! We respond quickly to inquiries and are committed to resolving any issues you may encounter. Re taken care of. Thank you for choosing us! We look forward to serving you and hope you enjoy your shopping experience with us.

Hayward Micro-Clear 60 Sq Ft DE Filter Grids 8 Grid Set USA High Quality

Hayward Micro-Clear 60 Sq Ft DE Filter Grids 8 Grid Set USA High Quality


Quality Pool & Spa Filters & Grids. Great deal on a brand new full set of Super Pro DE Grids for your 60 sq foot filter. You get 7 Full Grids and 1 Partial Grid. 60 Sq Ft Grid Set. 7 Full Grids (30″ in height – 11″ in width). 1 Partial Grid (30″ in height – 9-3/4″ in width). These grids fit the following DE Filter: Hayward Pro-Grid. FNS Plus (FNSP60) FNS (FNS60) Nautilus Plus (NSP60 Stainless Steel) Nautilus (NS60 Stainless Steel) Nautilus (NS60 Fiberglass).

1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH

1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


1.5HP Swimming Pool Pump Motor Hayward withStrainer Filter In/Above Ground 6500GPH


This swimming pool pump is made with heavy-duty, corrosion-proof construction. The stainless steel motor shaft is constructed with a reinforced thermoplastic body for longer life and durability. Advanced engineering provides high efficiency and minimal noise. This wonderful swimming pool pump will surely keep your above ground and inground pools clean. Please connect only to a grounding type receptacle protected by a ground-fault circuit-interrupter (GFCI). To reduce the risk of electric shock, install at least 10 feet from the inside walls of a pool. Do not use an extension cord. This pump is for use with permanently installed pools only-Do not use with storable pools. POWERFUL PUMP — This pool pump is quiped With IP55 1100W electric motor, high efficiency Impeller maximize flow and reduce noise, offers dependable performance, energy efficiency and quiet operation. Copper wire motor provides not only a more efficient, stable and safe operation, but also has a longer service life compared to ordinary motors. The powerful flow can achieve 6500 GPH and the maximum head lift can reach 51 ft. STURDY CONSTRUCTION — This 1.5HP Pool Pump is featured with commercial-grade reinforced thermoplastic shell and stainless steel motor housing, provides you with high-performance suction power and optimal flow. Suitable for swimming pools, hot tubs, thermal springs, spas and irrigation system. Ideal for all-weather performance and quiet operation. The 100% drip proof, heat-resistant seal offers a long motor life. Type:Swimming Pool Pump. Horse Power:1.5HP. Flow rate: 6500 GPH. Suitable For:In Ground Pools&Above Ground. When pumping water: The pump head is filled with water; the pump head transparent cover is tightened; the water pumpinlet and outlet joints are installed, and the raw material belts are tightened when the pipes are installed to prevent air leakage at the joints of the pipes. Before pumping:The pump head should be filled with water. Inlet and outlet joints wrapped around the raw material tape, beware of leaks. Tightening when installing the inlet and outlet, beware of leaks. The pump head transparent cover is tightened to prevent air leakage and water seepage. 2, Pump motor trip. 1, The water pump motor enters water or pump operating environment is excessively humid, and causing the motor to short-circuit and burn. 2, The pump prevents the inlet from entering the water and burns the motor. 3, There is Water in The Pump. Our company carries out a full inspection (pumping) of the water pump, and it might result in some package still leave some water in it, It is normal. 4, The Pump stop working suddenly. Our company’s products are equipped with temperature protection device, when the motor temperature is too high, the temperature protection device will start, It will stop pump working, if the motor is shut down in the normal operation process, generally there is foreign matter inhalation in the pump, resulting in the impeller stuck, motor temperature rise, pump stop working. Clean up the waste inside the filter. Item located in California and New Jersey of Unites States of America, there are 2 warehouses. Except holiday, weekend, weather delay etc. Other states in U. Package sent from which above warehouse according to inventory stock quantity, and post address distance. Hope you understand and be patient. Usually, request would be agree in 24 hours. Item sent, request failed. If you have not received our reply in time, It may be our service officer is rest. All item passed FCC / CE / ROHS certificates. We work with good supplier who supply good quality materials and products and we have 2 factories producing most of our products, we are confidence to provide very good quality products with competitive price. We don’t cover the failure or damage caused by misuse, accident, modification, inappropriate physical or operating environment, natural disaster, power surge, and improper maintenance or storage.