Top 6 Best Floor Drain Backflow Preventer

HOLMES APPROVED - Sentinel is the only consumer Backwater Valve on the market that is a HOLMES APPROVED PRODUCT. Fits 3 75mm Floor Drain and 4 100 mm Floor Drain with Included Adapter. Sits in an Open Position so Normal Drainage can occur. Device will close in the event of a backflow occurrence. Unlike most Backflow Preventers, Sentinel comes complete with a fitted drain cover. Easy Installation in a manner of minutes. Requires zero maintenance. CSA certified. Housing made of abs plastic with gaskets and o-rings of silicone..

Material The main parts are made of solid brass which is durable and corrosion resistant.The gaskets are made of molded rubber which is soft and durable.. SIZE 3-F 3 Float Model Flood-Guard for 3-inch Flood Drains. Introduction Flood-Guard operates like a check valve to seal off water back-up caused by overloaded sewers. Water flows normally through the drain until the sewer begins to back up. Then the Flood-Guard float rises to seal off the drain opening until the water recedes.. Adventage A screwdriver and a couple of minutes are all you need to install a Flood-Guard. Once in place, it can prevent property damage and a very messy clean-up job.. Package Include 1Pack 3 Float Model Flood-Guard..

EXCLUSIVE PATENT DESIGNDifferent from ordinary floor drains on the market,our floor drain is designed as an egg structure, this is our new original design,after lots of trials and tests, it can fully optimize large fluid cross sections,leave enough space for drainage.. 360 DEGREE DRAINAGE DESIGNRotating fan blades convert gravity from drainage to centrifugal force to accelerate drainage.No matter how large the amount of water can be discharge quickly.Rotating self-cleaning keep it clean at all times. AUTOMATICLLY OPEN-CLOSE DESIGNPatented maglev drainage, automatically open when draining,ensuring the smooth draining, automatically close after drain,seal stinky smell and odor from sewage gas.Prevent the drain water from backing up to the room,anti- water leakage and overflow.. DURABLE AND CONVENIENTInsert the floor drain core into the sewer,installs in seconds.When the filter element needs to be clean, it can be take it out from sewer by the handle directly.Our floor drain core is made of high quality brass and pps nanometer new material, which is stable and durable. CLOSE-ISOLATED MAGNETIC TECHNOLOGYAs sewer is connected with the underground septic tank, sewag, or other air may enter room from smelly drain.It's necessary for every family to have a high quality floor drain..

Size A approx.53mmx95mm2.09x3.74 DLSize B approx.53mmx55mm2.09x2.17 DL.. Size C approx.53mmx95mm2.09x3.74 DLSize D approx.38mmx100mm1.5x4 DL. Drain backflow preventer is made of high-quality organic silicon material, it is flexible and very durable. The kit is complete and easy to install. The main body of the grate seal adopts a V-shaped cup design, which increases the compactness and compactness.. It can effectively prevent backflow and peculiar smell in the sewer and ensure a better living environment. Floor drain seals with closed ports can be used for most floor drains. 4 sizes can be convenient for your use.. Floor drain is suitable for bathrooms, kitchens, toilets, shower rooms, laundry rooms, basements, garages, etc..

SELECTED MATERIAL The sewer floor drain cover is made of ABS material, which is durable and can be used for a long time.. WELL CRAFTED The floor drain has a large capacity, is easy to drain, and can prevent blockage for a long time, making it perfect for your sink and bathroom.. EASY TO USE Plug and play, allowing liquids to flow seamlessly into the sewer effortlessly, achieving long-lasting results, making it an essential sewer accessory for your home.. WIDELY USED Efficient floor drains are suitable for bathrooms, laundry rooms, kitchens, etc., without worrying about clogged or odorous drains.. SUFFICIENT QUANTITY A set contains 4 pieces, which can be used in different categories to meet your different needs in daily life..

BACKFLOW PREVENTION UNIDIRECTIONAL DRAINAGE DESIGN-- Patented magnetic levitation drainage, automatically opens when draining, allowing sewage to drain smoothly, and automatically closes after draining to prevent sewage backflow, odor emission. 2.UNIQUE EGG STRUCTURE DESIGN-- Different from ordinary floor drains on the market, this floor drain adopts egg structure design to increase the cross-sectional area of water flow and increase the drainage space.. FAST DRAINAGE DESIGN-- Rotating fan blades convert drainage gravity into centrifugal force, prompting rapid drainage, prevents water accumulation, and keep clean regardless of the amount of water.. CONVENIENT AND DURABLE-- Insert the floor drain core into the sewer to complete the installation and it can be taken out of the sewer directly by the handle to clean the filter element, saving time and effort, convenient and quick. Floor drain core made of high-quality brass and PPS nanotechnology and new materials, durable.. QUALITY ASSURANCE, HIGH-QUALITY AFTER-SALES--We are committed to providing quality products and good after-sales service. Contact us for any problems about our productswe are really happy to provide services and solutions. Sincerely look forward to your purchase..

BACKFLOW PREVENTION UNIDIRECTIONAL DRAINAGE DESIGN-- Patented magnetic levitation drainage, automatically opens when draining, allowing sewage to drain smoothly, and automatically closes after draining to prevent sewage backflow, odor emission. 2.UNIQUE EGG STRUCTURE DESIGN-- Different from ordinary floor drains on the market, this floor drain adopts egg structure design to increase the cross-sectional area of water flow and increase the drainage space.. FAST DRAINAGE DESIGN-- Rotating fan blades convert drainage gravity into centrifugal force, prompting rapid drainage, prevents water accumulation, and keep clean regardless of the amount of water.. CONVENIENT AND DURABLE-- Insert the floor drain core into the sewer to complete the installation and it can be taken out of the sewer directly by the handle to clean the filter element, saving time and effort, convenient and quick. Floor drain core made of high-quality brass and PPS nanotechnology and new materials, durable.. QUALITY ASSURANCE, HIGH-QUALITY AFTER-SALES--We are committed to providing quality products and good after-sales service. Contact us for any problems about our productswe are really happy to provide services and solutions. Sincerely look forward to your purchase..

Easily installs with just a screwdriver. Prevents back-up. Molded rubber gaskets. All stainless steel metal parts. Not recommended for extreme, extended pressure.

Full Stainless Steel - Includes Grate, Basin , and Hydro Lock. Hydro Lock seals gas from coming up vertical outlet. 12x12 basin with 4 vertical outlet. Anti Slip Grate perfect for kitchen or industrial. Fully Sanitary Solution.

Exquisite workmanship, reasonable structure, professional and practical, can bring you convenience.. Easy to install, will not affect normal drainage.. Keeping bad odor, insect and backflow from your home.. A good substitute floor drain core for broken or worn out one.. Practical accessory to protect your kitchen, bathroom, garage, basement and toilet from odors..