{"product_id":"nadair-st-700-25h-hybrid-central-vacuum-power-unit-700-aw-25l","title":"Nadair ST-700-25H Hybrid Central Vacuum Power Unit, 700 AW, 25L","description":"\u003ch2\u003eQuick Summary\u003c\/h2\u003e\n\u003cp\u003eThe Nadair ST-700-25H is a compact central vacuum power unit with 700 airwatts, 141.2 inches of water lift, and 140.2 CFM of airflow. Its 25 L bottom-load canister and hybrid filtration system let you operate it with a disposable bag or in bagless mode with the permanent washable filter installed.\u003c\/p\u003e\n\u003cp\u003eAuthorized Nadair Dealer Ace Vacuums can help you compare this whole-house vacuum with your existing piping and choose compatible hose and attachment options. The unit includes a 10-year residential warranty, with 1 year of labor coverage.\u003c\/p\u003e\n\u003ch3\u003eQuick Highlights\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e700 airwatts with a 5.7-inch, 2-stage Ametek thru-flow motor\u003c\/li\u003e\n\u003cli\u003e141.2 inches of water lift and 140.2 CFM airflow\u003c\/li\u003e\n\u003cli\u003e63 dB sound level with foam isolation and an integrated muffler\u003c\/li\u003e\n\u003cli\u003e25 L \/ 6.6 gal bottom-load rolled steel canister\u003c\/li\u003e\n\u003cli\u003e10-year residential parts warranty with 1 year of labor\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Nadair ST-700-25H is designed for homeowners who want a compact central vacuum system with strong airflow and flexible filtration. It connects to an existing central vacuum piping network and is operated through compatible hose inlets rather than carried from room to room like a portable vacuum.\u003c\/p\u003e\n\u003cp\u003eIts 700-airwatt motor produces 141.2 inches of water lift and 140.2 CFM. That combination provides the power unit's stated suction and airflow performance, while the 63 dB operating level, noise-isolating foam, and integrated muffler help reduce sound at the machine.\u003c\/p\u003e\n\u003cp\u003eThe hybrid cyclonic filtration system can be used with or without disposable filtration bags. One triple-layer disposable bag and one permanent machine-washable filter are included, and Nadair states that the filtration system filters up to 99.97%. The permanent filter must remain installed during operation, including when a bag is being used.\u003c\/p\u003e\n\u003cp\u003eA bottom-load 25 L canister gives the ST-700-25H a practical balance between capacity and compact dimensions. The rolled steel canister is designed to resist wear, corrosion, and damage, while the top air intake helps simplify installation on an existing piping network.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eExpert Recommendation\u003c\/h2\u003e\n\u003cp\u003eThis model is a good fit when you want hybrid operation, a 25 L capacity, and the compact format of Nadair's ST Series. Bagged operation can make debris disposal more contained, while bagless operation avoids regular disposable-bag use; either method still requires the permanent filter to stay in place and receive the required care.\u003c\/p\u003e\n\u003cp\u003eThe ST-700-25H is not automatically the right choice for every home or piping layout. Ace Vacuums can help size the unit for the home and piping run, confirm that the existing system uses compatible 2-inch outside-diameter PVC piping, and identify a hose and attachment kit that matches the home's low-voltage or electric inlet configuration.\u003c\/p\u003e\n\u003cp\u003eA sibling model may be preferable when priorities differ. The ST-700-35H provides the same listed motor performance, airflow, water lift, noise level, and hybrid filtration but increases capacity to 35 L \/ 9.25 gal. The less expensive ST-600-18B has an 18 L canister and is bag-only, while the HD-750 models add higher listed performance and soft start\/stop.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eBest For\u003c\/h2\u003e\n\u003ch3\u003eHybrid Filtration\u003c\/h3\u003e\n\u003cp\u003eA useful choice for homeowners who want the option of using a triple-layer disposable bag or operating bagless with the included permanent washable filter.\u003c\/p\u003e\n\u003ch3\u003eCompact Utility Areas\u003c\/h3\u003e\n\u003cp\u003eThe compact ST Series format and top air intake can work well where an existing central vacuum piping network must be connected in a limited indoor utility space.\u003c\/p\u003e\n\u003ch3\u003eContained Debris Disposal\u003c\/h3\u003e\n\u003cp\u003eBagged operation offers a more contained way to remove collected debris, while the 25 L \/ 6.6 gal canister provides room for routine whole-house cleaning.\u003c\/p\u003e\n\u003ch3\u003eFiltration-Focused Homes\u003c\/h3\u003e\n\u003cp\u003eThe hybrid cyclonic filtration system is stated to filter up to 99.97% and includes a triple-layer bag plus a permanent filter.\u003c\/p\u003e\n\u003ch3\u003eQuieter Utility Locations\u003c\/h3\u003e\n\u003cp\u003eThe 63 dB rating, noise-isolating foam, and integrated muffler are intended to reduce operating noise at the power unit.\u003c\/p\u003e\n\u003ch3\u003eExisting Systems\u003c\/h3\u003e\n\u003cp\u003eThe top air intake and compatibility with standard 2-inch outside-diameter PVC central vacuum piping support replacement or connection to an existing network.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eNot Ideal For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eIt is not a complete cleaning kit. The hose and attachments are sold separately and must match the home's inlet and wiring configuration.\u003c\/li\u003e\n\u003cli\u003eHomeowners who want the largest ST Series debris capacity may prefer the ST-700-35H, which has a 35 L canister compared with this model's 25 L capacity.\u003c\/li\u003e\n\u003cli\u003eThis model is not bag-free by default: the permanent filter must remain installed at all times, and bagless operation still requires filter washing and maintenance.\u003c\/li\u003e\n\u003cli\u003eIt needs an appropriate indoor installation location, compatible piping, low-voltage hose wiring, and a suitable electrical connection.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e700 Airwatts:\u003c\/strong\u003e The 5.7-inch, 2-stage Ametek thru-flow motor is rated at 700 airwatts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStrong Airflow:\u003c\/strong\u003e The unit is rated at 141.2 inches of water lift and 140.2 CFM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHybrid Filtration:\u003c\/strong\u003e Use the system with a disposable bag or in bagless mode with the permanent washable filter installed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e25 L Canister:\u003c\/strong\u003e The 6.6-gallon bottom-load canister provides a removable debris container for routine maintenance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRolled Steel Body:\u003c\/strong\u003e The rolled steel canister is designed to resist wear, corrosion, and damage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise Isolation:\u003c\/strong\u003e Noise-isolating foam and an integrated muffler support the stated 63 dB sound level.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTop Air Intake:\u003c\/strong\u003e The top intake is designed to make connection to an existing piping network easier.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLED Indicator:\u003c\/strong\u003e An LED indicator displays the status of the power unit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong Warranty:\u003c\/strong\u003e The residential warranty provides 10 years of parts coverage on specified components and 1 year of labor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhat Makes This Model Stand Out\u003c\/h2\u003e\n\u003cp\u003eThe main advantage of the ST-700-25H is its balance of capacity, performance, and filtration flexibility. It has the same listed 700-airwatt motor performance as the larger ST-700-35H, but uses a 25 L canister in the more compact ST Series format.\u003c\/p\u003e\n\u003cp\u003eThe hybrid design also gives homeowners a choice in everyday maintenance. Use the included triple-layer bag when you prefer disposable containment, or operate bagless with the included permanent filter; in both cases, the permanent filter must stay installed and must be washed with cold water whenever the canister is emptied.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Comparisons\u003c\/h2\u003e\n\u003ch3\u003eST-700-25H vs ST-700-35H\u003c\/h3\u003e\n\u003cp\u003eBoth models are rated at 700 airwatts, 141.2 inches of water lift, 140.2 CFM, and 63 dB, and both use hybrid filtration with or without a disposable bag. The ST-700-35H increases canister capacity from 25 L \/ 6.6 gal to 35 L \/ 9.25 gal, so it may be a better fit when less frequent emptying is more important than compact capacity.\u003c\/p\u003e\n\u003ch3\u003eST-700-25H vs ST-600-18B\u003c\/h3\u003e\n\u003cp\u003eThe ST-600-18B is a smaller 18 L \/ 4.75 gal bag-only unit with 600 airwatts, 140.9 inches of water lift, 127.1 CFM, and a 62 dB rating. The ST-700-25H offers higher listed airwatts and airflow, a larger canister, and the option of bagless operation.\u003c\/p\u003e\n\u003ch3\u003eST-700-25H vs HD-750-22H\u003c\/h3\u003e\n\u003cp\u003eThe HD-750-22H is rated at 750 airwatts, 146 inches of water lift, and 141.2 CFM, compared with 700 airwatts, 141.2 inches, and 140.2 CFM for the ST-700-25H. The HD model has a 22 L \/ 5.81 gal canister, a 65 dB rating, hybrid filtration, and soft start\/stop, while the ST model has a 25 L \/ 6.6 gal canister and a 63 dB rating.\u003c\/p\u003e\n\u003ch3\u003eCentral Vacuum vs Portable Vacuum\u003c\/h3\u003e\n\u003cp\u003eA central vacuum power unit stays in a garage, basement, or other suitable indoor utility location, so you do not carry the main machine from room to room. The system connects to inlets through installed piping, and its exhaust can be vented outdoors when the installation allows; the hose and cleaning tools are separate components.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eQuestions Buyers Commonly Ask\u003c\/h2\u003e\n\u003ch3\u003eCan I use the ST-700-25H with my existing central vacuum piping?\u003c\/h3\u003e\n\u003cp\u003eThe unit is designed to fit existing standard 2-inch outside-diameter PVC central vacuum piping meeting ASTM F2158. Ace Vacuums can help verify the piping and evaluate the home's piping run before selecting the power unit.\u003c\/p\u003e\n\u003ch3\u003eCan I run it with or without a disposable bag?\u003c\/h3\u003e\n\u003cp\u003eYes. The hybrid filtration system supports bagged or bagless operation, and one triple-layer disposable bag is included. The permanent filter must remain installed in either mode.\u003c\/p\u003e\n\u003ch3\u003eIs the permanent filter washable?\u003c\/h3\u003e\n\u003cp\u003eYes. Nadair's manual instructs users to wash the permanent filter with cold water each time the canister is emptied. It should be replaced every year to maintain the warranty.\u003c\/p\u003e\n\u003ch3\u003eDoes the package include a hose and attachments?\u003c\/h3\u003e\n\u003cp\u003eNo hose or cleaning attachment kit is listed as included. These items are sold separately and must match the home's inlets, including whether the system uses low-voltage or electric hose operation.\u003c\/p\u003e\n\u003ch3\u003eHow often should I empty the canister or replace the bag?\u003c\/h3\u003e\n\u003cp\u003eThe manual advises replacing the bag or emptying the canister three or four times per year. Actual timing depends on use, and the permanent filter should be washed with cold water whenever the canister is emptied.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eNadair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eST-700-25H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eST Series (Compact)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMotor\u003c\/td\u003e\n\u003ctd\u003e5.7-inch, 2-stage Ametek thru-flow motor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAirwatts\u003c\/td\u003e\n\u003ctd\u003e700 AW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater Lift\u003c\/td\u003e\n\u003ctd\u003e141.2 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAirflow\u003c\/td\u003e\n\u003ctd\u003e140.2 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise Level\u003c\/td\u003e\n\u003ctd\u003e63 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCanister Capacity\u003c\/td\u003e\n\u003ctd\u003e25 L \/ 6.6 gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCanister Material\u003c\/td\u003e\n\u003ctd\u003eRolled steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCanister Loading\u003c\/td\u003e\n\u003ctd\u003eBottom load\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiltration\u003c\/td\u003e\n\u003ctd\u003eHybrid cyclonic filtration; use with or without a disposable bag; filters up to 99.97%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Bag\u003c\/td\u003e\n\u003ctd\u003eFD-12.5L-3NAD bag\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eReplacement Filter\u003c\/td\u003e\n\u003ctd\u003eFP-8 permanent filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAir Intake\u003c\/td\u003e\n\u003ctd\u003eTop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical\u003c\/td\u003e\n\u003ctd\u003e15 A, 110-120 VAC, 60 Hz circuit; an own circuit is recommended but not required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Cord\u003c\/td\u003e\n\u003ctd\u003e72 inches \/ 1.83 m grounded power cord\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e12.91 inches deep x 25.39 inches high x 12.52 inches wide\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIncluded\u003c\/td\u003e\n\u003ctd\u003eOne triple-layer disposable filtration bag and one permanent machine-washable filter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e10 years of parts coverage on the motor, electronic module, body, housing, and dust canister, with 1 year of labor; residential use only\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiping Compatibility\u003c\/td\u003e\n\u003ctd\u003eStandard 2-inch outside-diameter PVC piping meeting ASTM F2158\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuthorized Dealer\u003c\/td\u003e\n\u003ctd\u003eAce Vacuums\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHave the unit installed by a certified central vacuum installer in a well-ventilated, weather-protected indoor location away from heat.\u003c\/li\u003e\n\u003cli\u003eDo not install the power unit outdoors. Leave at least 6 inches of clearance on all sides for ventilation and service access.\u003c\/li\u003e\n\u003cli\u003eThe exhaust should not point toward a wall or ceiling or discharge into a closed space. Venting outdoors is recommended.\u003c\/li\u003e\n\u003cli\u003eThe unit uses a 15 A, 110-120 VAC, 60 Hz circuit. Its own circuit is recommended but not required, and the manual prohibits extension cords and adapters.\u003c\/li\u003e\n\u003cli\u003eThe included wall bracket is packed in the foam. The installation also requires low-voltage wire for the hose on-off switch.\u003c\/li\u003e\n\u003cli\u003eThe unit is intended for standard 2-inch outside-diameter PVC central vacuum piping meeting ASTM F2158.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eMaintenance Tips\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eReplace the disposable bag or empty the canister three or four times per year, according to use.\u003c\/li\u003e\n\u003cli\u003eKeep the permanent filter installed at all times, including during bagged operation.\u003c\/li\u003e\n\u003cli\u003eWash the permanent filter with cold water each time the canister is emptied.\u003c\/li\u003e\n\u003cli\u003eReplace the permanent filter every year to maintain the warranty. The replacement filter for this model is FP-8.\u003c\/li\u003e\n\u003cli\u003eReplacement bags are FD-12.5L-3NAD bags, sold in packs of three.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eIdeal Buyers\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePerfect for:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHomeowners replacing or upgrading a central vacuum power unit connected to standard 2-inch outside-diameter PVC piping\u003c\/li\u003e\n\u003cli\u003eBuyers who want a compact unit with a 25 L \/ 6.6 gal canister\u003c\/li\u003e\n\u003cli\u003eHouseholds that want a choice between disposable-bag and bagless operation\u003c\/li\u003e\n\u003cli\u003eUsers who value a stated 63 dB sound level and built-in noise isolation\u003c\/li\u003e\n\u003cli\u003eHomeowners who want a long residential warranty and can follow the required filter maintenance schedule\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Buy from Ace Vacuums\u003c\/h2\u003e\n\u003cp\u003eWhen you purchase from \u003cstrong\u003eAuthorized Nadair Dealer Ace Vacuums\u003c\/strong\u003e, you receive:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eGenuine Nadair central vacuum power units\u003c\/li\u003e\n\u003cli\u003eExpert help sizing the right unit for your home and piping\u003c\/li\u003e\n\u003cli\u003eGuidance on matching hoses and attachment kits to your inlets\u003c\/li\u003e\n\u003cli\u003eGenuine Nadair replacement bags and filters\u003c\/li\u003e\n\u003cli\u003eKnowledgeable customer support before and after the sale\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eAvailable Online \u0026amp; In-Store\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eNadair ST-700-25H\u003c\/strong\u003e is available online and in-store through \u003cstrong\u003eAuthorized Nadair Dealer Ace Vacuums\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eVisit Our Showrooms\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFairfax, VA:\u003c\/strong\u003e 11110 Main St, Fairfax, VA 22030\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLeesburg, VA:\u003c\/strong\u003e 300 Fort Evans Rd NE, Leesburg, VA 20176\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCall 703-997-9292 (ext. 1 Fairfax, ext. 2 Leesburg). Both stores are open 7 days a week to compare central vacuum systems and talk with our specialists.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eComparison Table\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eNadair ST-700-25H\u003c\/th\u003e\n\u003cth\u003eNadair ST-700-35H\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eST Series (Compact)\u003c\/td\u003e\n\u003ctd\u003eST Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAirwatts\u003c\/td\u003e\n\u003ctd\u003e700 AW\u003c\/td\u003e\n\u003ctd\u003e700 AW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWater lift\u003c\/td\u003e\n\u003ctd\u003e141.2 inches\u003c\/td\u003e\n\u003ctd\u003e141.2 inches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAirflow\u003c\/td\u003e\n\u003ctd\u003e140.2 CFM\u003c\/td\u003e\n\u003ctd\u003e140.2 CFM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNoise level\u003c\/td\u003e\n\u003ctd\u003e63 dB\u003c\/td\u003e\n\u003ctd\u003e63 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCanister capacity\u003c\/td\u003e\n\u003ctd\u003e25 L \/ 6.6 gal\u003c\/td\u003e\n\u003ctd\u003e35 L \/ 9.25 gal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFiltration\u003c\/td\u003e\n\u003ctd\u003eHybrid cyclonic, with or without bag, up to 99.97%\u003c\/td\u003e\n\u003ctd\u003eHybrid cyclonic, with or without bag, up to 99.97%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eST-700-25H\u003c\/td\u003e\n\u003ctd\u003eST-700-35H\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003ePros and Cons\u003c\/h2\u003e\n\u003ch3\u003ePros\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e700 airwatts, 141.2 inches of water lift, and 140.2 CFM provide strong stated motor performance.\u003c\/li\u003e\n\u003cli\u003eHybrid filtration allows bagged or bagless operation.\u003c\/li\u003e\n\u003cli\u003eThe 25 L \/ 6.6 gal bottom-load canister offers useful capacity in a compact ST Series format.\u003c\/li\u003e\n\u003cli\u003eNoise-isolating foam and an integrated muffler support the 63 dB rating.\u003c\/li\u003e\n\u003cli\u003eRolled steel construction is designed to resist wear, corrosion, and damage.\u003c\/li\u003e\n\u003cli\u003eIncludes a 10-year residential parts warranty with 1 year of labor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCons\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe hose and attachment kit are sold separately.\u003c\/li\u003e\n\u003cli\u003eInstallation requires compatible piping, low-voltage hose wiring, and an appropriate indoor location.\u003c\/li\u003e\n\u003cli\u003eDisposable bags are an additional ongoing supply when using bagged operation.\u003c\/li\u003e\n\u003cli\u003eThe permanent filter requires regular cold-water washing and yearly replacement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat kind of central vacuum is the Nadair ST-700-25H?\u003c\/h3\u003e\n\u003cp\u003eIt is a central vacuum power unit in Nadair's ST Series (Compact). It connects to an installed piping network and uses compatible hoses and inlets to clean throughout the home.\u003c\/p\u003e\n\u003ch3\u003eHow powerful is the ST-700-25H?\u003c\/h3\u003e\n\u003cp\u003eThe unit is rated at 700 airwatts, with 141.2 inches of water lift and 140.2 CFM of airflow. Its motor is a 5.7-inch, 2-stage Ametek thru-flow design.\u003c\/p\u003e\n\u003ch3\u003eWhat does hybrid filtration mean on this model?\u003c\/h3\u003e\n\u003cp\u003eHybrid filtration means you can use the power unit with a disposable bag or operate it bagless. The permanent filter must remain installed in both configurations.\u003c\/p\u003e\n\u003ch3\u003eWhat bag does this unit use?\u003c\/h3\u003e\n\u003cp\u003eThe specified replacement bag is the FD-12.5L-3NAD triple-layer bag. One bag is included, and replacement bags are sold in packs of three.\u003c\/p\u003e\n\u003ch3\u003eWhat replacement filter does it use?\u003c\/h3\u003e\n\u003cp\u003eThe specified replacement filter is the FP-8 permanent filter. It is washable with cold water and should be replaced every year to maintain the warranty.\u003c\/p\u003e\n\u003ch3\u003eCan I operate the ST-700-25H without a bag?\u003c\/h3\u003e\n\u003cp\u003eYes. The system supports bagless operation when the permanent filter is installed. The filter must stay in place at all times, and bagless operation still requires regular canister emptying and filter washing.\u003c\/p\u003e\n\u003ch3\u003eHow often should I clean the permanent filter?\u003c\/h3\u003e\n\u003cp\u003eWash it with cold water every time the canister is emptied. Nadair's manual also says to replace it every year to keep the warranty.\u003c\/p\u003e\n\u003ch3\u003eWhat is the noise level?\u003c\/h3\u003e\n\u003cp\u003eThe stated noise level is 63 dB. The unit also uses noise-isolating foam and an integrated muffler for additional noise reduction.\u003c\/p\u003e\n\u003ch3\u003eWill this power unit fit standard existing piping?\u003c\/h3\u003e\n\u003cp\u003eIt is designed for standard 2-inch outside-diameter PVC central vacuum piping meeting ASTM F2158. Existing installations should still be checked before purchase and installation.\u003c\/p\u003e\n\u003ch3\u003eDoes the ST-700-25H include a hose?\u003c\/h3\u003e\n\u003cp\u003eNo hose or cleaning tool kit is listed as included. The hose and attachments are sold separately and must match the home's inlet type, including low-voltage or electric compatibility.\u003c\/p\u003e\n\u003ch3\u003eWhat electrical connection does it need?\u003c\/h3\u003e\n\u003cp\u003eThe manual specifies a 15 A, 110-120 VAC, 60 Hz circuit. An own circuit is recommended but not required; do not use an extension cord or adapter.\u003c\/p\u003e\n\u003ch3\u003eCan the unit be installed outside?\u003c\/h3\u003e\n\u003cp\u003eNo. The manual says to install it indoors in a well-ventilated, weather-protected location away from heat. At least 6 inches of clearance should be left around the unit.\u003c\/p\u003e\n\u003ch3\u003eCan the exhaust be vented outdoors?\u003c\/h3\u003e\n\u003cp\u003eOutdoor venting is recommended when the installation permits it. The exhaust should not point at a wall or ceiling or discharge into a closed space.\u003c\/p\u003e\n\u003ch3\u003eHow often should I empty the canister?\u003c\/h3\u003e\n\u003cp\u003eNadair advises emptying the canister or replacing the bag three or four times per year. The actual schedule depends on how much the system is used.\u003c\/p\u003e\n\u003ch3\u003eWhat is the canister capacity?\u003c\/h3\u003e\n\u003cp\u003eThe bottom-load rolled steel canister holds 25 L, or 6.6 gallons. Its removable design is intended to make emptying easier wherever the unit is installed.\u003c\/p\u003e\n\u003ch3\u003eWhat warranty comes with this central vacuum power unit?\u003c\/h3\u003e\n\u003cp\u003eThe residential warranty lasts 10 years for parts on the motor, electronic module, body, housing, and dust canister, with 1 year of labor. The warranty is for residential use only, and the filter replacement schedule must be followed to maintain it.\u003c\/p\u003e\n\u003ch3\u003eCan Ace Vacuums help determine whether this model fits my home?\u003c\/h3\u003e\n\u003cp\u003eYes. Ace Vacuums can help size the unit for the home and piping run, verify piping compatibility, and identify a hose and attachment kit that matches the home's inlet and wiring configuration.\u003c\/p\u003e\n","brand":"Nadair","offers":[{"title":"Default Title","offer_id":53384859812021,"sku":"ST-700-25H","price":659.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0575\/6751\/0709\/files\/ST-700-25H-scaled.jpg?v=1790447748","url":"https:\/\/acevacuums.com\/products\/nadair-st-700-25h-hybrid-central-vacuum-power-unit-700-aw-25l","provider":"Ace Vacuums","version":"1.0","type":"link"}