Orbit backflow preventer

•3/4-In female x 3/4-In male garden hose threads. FPT 100 Series Automatic Inline/Angle Sprinkler Valve with Flow Control. (1) Shop Orbit 3/4-in Brass FNPT Atmospheric Vacuum Breaker in the Backflow Preventers & Vacuum Breakers department at Lowe's. Hard Wired Rain/Freeze Sensor. See how to replace my lawn sprinkler vacuum breaker valve. Y-Strainers. Aviation Orbit is a one stop source of all your required NSN parts. or Best Offer. Different types of backflow preventers include RPZ backflow preventers, double check valve Aug 20, 2020 · About 100 feet of 1" flex pipe for each side (two nearly identical systems on each side). GO BLUE® parts last up to 10x longer than the competitors’, reducing maintenance costs and extending their lifespan. to/3rS1BvyOrbit 4-St 1-in. I turned on the sprinkler valve in the utility room. FREE delivery Fri, Apr 26 on $35 of items shipped by Amazon. That said, a backflow preventer can only perform this important task with the proper installation and maintenance. Backflow preventers are often used to keep unsafe water from reversing flow and entering a clean water supply. 410. Install BaCKfloW PReventIon devICe and sHut-off valve (Cont’d) If you are using an atmospheric vacuum breaker or anti-siphon valve, you must place he shut-off valve before the backflow prevention. $1297. Preparing the area is the first step in the installation process. 42. It gets installed in-line and uses one-way valves or vacuums to prevent backflow. Orbit 57623 3/4” Valves used: https://amzn. Zurn Wilkins 1-975XL 1" 975XL Reduced Pressure Principle Backflow Preventer. 350ADA. Since they play such an instrumental role in the entire system, it’d be detrimental if one was broken. Backflow preventers should not be dripping constantly. 00. Backflow preventers only have one job: stop dirty water from reentering your home’s drinking water. 200+ bought in past month. May 16, 2012 · Step by step instructions for installing a backflow preventer. Reduced Pressure Zone Assembly (RPZ) Parts. System runs at 50 PSI and quick bucket test at the end of 150 feet of garden hose showed 8 GPM. If you are losing pressure due and you see water coming out of the vent port than it is a sign there is debris in the check valve. If it's leaking, it's time to call a professional. #10. How would you go about fixing it change the whole thing or open the cap to see what is happening inside and possibly just the seal broke? 2 days ago · The installation procedure for a backflow preventer includes the following steps: Step 1. Features & Benefits. The Orbit 100 psi Automatic Anti-Siphon Valve is constructed from solid brass and features an automatic anti-siphon valve to prevent contaminants from entering the household water supply. The corrosion-resistant valve and stainless steel shutoff handles make it durable in any weather. Stainless steel 150 mesh filter catches debris to help keep system functioning properly. Comes with one 3/4 in. $80. Double Check Valve. Shop All Backflow Repair Parts; Reduced Pressure Zone Assembly (RPZ) Parts. I also turned on the valve on the backflow device (I think - never done this before). , 5/8 in. The Anti-Siphon Valve is a hybrid p 3/4 in. 178. Constructed with our chemical-resistant GO BLUE® material, the vacuum breaker is built to last. •Durable UV resistant reinforced nylon EZSwap pressure vessel resists corrosion and mineral build-up to better withstand We are available 24x7 to serve you. 3/4"-1" Complete Repair Kit For Wilkins Backflow Preventer Zurn 975XL & 975XL2. This article discusses how backflow preventers, such as the Conbraco 4A-500 Freeze Resistant PVB Backflow Preventer, are the heroes of your sprinkler system. Pickup at South Loop. First, turn off the main water supply to the house, which is often found near your water meter Apr 10, 2024 · A backflow prevention device is a product that ensures water can only flow in one direction. Supply Oct 13, 2016 · As mentioned previously, a backflow preventer should be used on almost every irrigation system. Watts 757DCDA-OSYXPIV-CFM. Prevent backflow and back-siphonage into potable water with a Zurn vacuum breaker. I show you some of the plumbing tips and tricks that let me do this plumbing job myself. FHT X 3/4 in. 197. Rebuilds most brass anti-siphon valves. We offer backflow preventer for Atmospheric Vacuum Breakers (AVB) repair and installation in New Jersey and their nearest counties. This orbit cap is leaking going to my irrigation for my yard. Sales Price $588. Aug 29, 2019 · This type of valve is most common in California. The Apollo Model RP4A series Reduced Pressure Backflow Preventers provide maximum protection of the potable water supply due to back-siphonage or backpressure from substances that are hazardous to the potable water supply. Conbraco 4A-200 RPZ Backflow Preventer with Union End Ball Valves 1-1/2 in. If your backflow assembly is stolen, please report this theft to the City of Tempe Police Department. Debris in the system can cause a backflow preventer to slowly leak constantly. The brass atmospheric vacuum breaker (AVB) is a simple way to protect your drinking water system from accidental contamination. The Febco 765 backflow device is available in a variety of sizes at Sprinkler Warehouse. 95 Used. (3) $370. Jun 22, 2022 · In this lesson, we go into some details of the backflow prevention configurations along with details of the valve itself. Wilkins 34-975XL. PVB Backflow Preventer. $ 1 81. Help shield sprinkler heads and your main water supply from contaminants with the Orbit 150 psi Atmospheric Vacuum Breaker. You would need to use a check valve and a ball valve after the pressure tank to the irrigation system and a backflow preventer will be needed. This piece will talk about how to troubleshoot common backflow preventer problems so the part keeps working well into the future. Backflow Test Cocks. Check me o 1 Pack Lead-Free Brass 3/4" Inch MHT Hose Bibb Connector Backflow Preventer Vacuum Breaker,Check Valve For Garden Spigot RV Hose Connection,Anti-Siphon Fitting. Backflow Preventer is made of Acrylonitrile Butadiene Styrene (ABS) treated with UV inhibitors to prevent cracking; Filter washer is made of polyvinyl chloride (PVC) and stainless steel. hose bibbs for protection against backsiphonage of polluted water into the potable water supply. Where to buy. and 1 in. •EZSwap® Pressure vessel is removable for easy access and added convenience. Boasting the simplest backflow preventer design, Atmospheric Vacuum Breakers (AVBs) are also the least expensive—but only if you have less than six control valves. Watts 9d-m3 1/2" Backflow Preventer and B1156f Valve. The RP device must be used for more hazardous back-pressure situations. Orbit Backflow Preventers & Vacuum Breakers. FE765-125. $899. Double Check Detector Backflow Preventer. It is possible for debris to get into the seats of the check in the back flow and water would drip out of the vent port of the backflow preventer. $47. 95 You save 58%. Aug 11, 2023 · The backflow preventer is designed to relieve pressure when the watering cycle stops or the system is turned off, so you will see water dripping from it at system shutdown. ORBIT ® SPRINKLER SySTEm DESIGNER™ InstallatIon GuIde. Think of a backflow preventer as a one-way gate for water. The water goes out but does not go back in from where it came. MHT Anti-Siphon Backflow Preventer; Use with a timer to automate your drip irrigation system Nov 5, 2021 · Backflow preventers stop water from flowing backward and getting contaminated. Backflows are complicated and can be If you have a hose bib tap timer like this Hunter BTT, you will need to think about backflow prevention and where you need to install a backflow preventer, l Sep 17, 2021 · The term “backflow preventer” is an umbrella term that covers the mechanisms used for ensuring that water does not reenter the public water system once it’s been sent through an irrigation system. 9-BD. Our meticulously designed vacuum Drain Backflow Preventer, 4 Inch Round Shower Floor One Way Drain Valve Drainage Grate Deodorant Floor Drain with Floor Sewer Core (10 * 11 * 6. These sizes include the popular 1 inch FPT, the 1-inch union end ball valves, the 1-1/4 inch FPT, and the 1/2 inch FPT backflow preventers. A small, weatherproof door houses Jul 21, 2016 · 1. Orbit Manifold Parts, 3/4" Poly Pipe Adapter - Valve Manifold System - 57188. The three most common are the pressure vacuum breaker (PVB), the reduced pressure zone (RPZ), and the double check assembly (DCA). Operated from a Melnor 4 way valve with a 45 degree off of the main faucet and backflow preventer. I recently moved into a new house. What type of batteries do our hose timers need? – Battery-operated timers require 2 X 1. New Free Shipping. Do not install on main lines, these back-flow preventers are intended for faucet applications. For sprinkler systems where a designated backflow preventer is required, consider the Orbit Anti-Siphon Valve that comes in a muted green color to blend in with landscape plants. Is this a backflow preventer and I assuming it is faulty if water is shooting out around the bottom of the cap. It is designed to prevent the reverse flow of water, which can occur when there is a sudden drop in water pressure or a back siphonage event. Step 2. •Flush tool (flush) provides easy line flushing, saving up to 15 minutes per installation. The rock valve cover is designed to provide an aesthetically pleasing cover for anti-siphon valves, backflow prevention devices, pumps, well casings, and other plumbing fixtures in the landscape. , or 0. Free shipping. Arrives before Father's Day. Pressure Vacuum Breaker (PVB) Parts. Apr 16, 2024 · Here’s how a backflow preventer works: To prevent backflow, as well as back siphonage, a backflow preventer incorporates a series of check points that respond to pressure. Pipe Search for manufacturers and part numbers list of Backflow Preventer like 40-205-A2, 40-205-T2, 4A205-TIF. $ 7 98. 11 Our Price $1,395. •Solid-brass design meets federal low lead regulations. . FPT | FE765-125. There is a fourth backflow preventer which is also fairly common. Compare. $17. Pipe Repair Fittings. 129. Safely prevents backward flow of water from a Drip irrigation system into your potable/clean drinking water supply. Apr 16, 2024 · A backflow preventer is designed to stop water from traveling in both directions. Stolen Backflow Assembly. All backflow preventers, no matter the type, protect clean water lines from wastewater contaminants. Sprinkler systems are not very complicated. Only 5 left in stock - order soon. Jul 1, 2020 · The backflow device is a critical part of your lawn sprinkler system. Dec 2, 2022 · A backflow preventer is a device used in plumbing systems to prevent water from flowing in the opposite direction than it should. instag SUNGATOR 2-Pack Vacuum Breaker Set, 3/4 Inch GHT Garden Hose Thread Anti-Siphon Hose Bib Valve for Garden Spigot, RV, Solid Brass Anti-Backflow Valve with Tape dummy Cash Acme 3/4 Inch RV VR20 Vacuum Relief Valve Vent with Dust Cover, Bronze, 22398LF Apr 27, 2022 · In episode four I replace the dilapidated irrigation system and timer with a new Orbit system. In other states it is common for a single backflow prevention device to protect the entire system at the mainline point of connection. Water would not flow backwards to the domestic side. $3374. Add to Cart. com. The valve has an opening pressure of 3 - 5 psi and a closing pressure of 5 psi or greater. A direct connection is the best way. Electronic Repair Tools. FREE delivery Fri, Jun 14 on $35 of items shipped by Amazon. Add to Project Add to Favorites Compare. Zurn Wilkins provides the complete line of backflow prevention products for fire protection, irrigation, plumbing, retrofit, and waterworks projects. 50+ bought in past month. There are multiple types of backflow prevention devices, and they all work best in specific applications. This type of valve is most common in California. Apr 25, 2020 · One of the leading reasons for low sprinkler water pressure relates to the valves on your backflow preventer device. 5cm) 2. Loose fittings can lead to a backflow issue, as they can create a gap that allows water to leak out. Nov 24, 2022 · STEP 1: Turn off the main water supply, and turn off the backflow preventer if your system has one. Leaking and Reduced Pressure This article contains some general information on Orbit’s hose timers and their specs. Backflow Repair Parts. •Prevent back siphon of liquid from the garden hose back into the water supply line. Shop Zurn Wilkins 1-1/2-in Bronze Double-check Backflow Preventer in the Backflow Preventers & Vacuum Breakers department at Lowe's. Shop Zurn Wilkins 3/4-in Bronze FNPT Pressure Vacuum Breaker in the Backflow Preventers & Vacuum Breakers department at Lowe's. Shop All Pipe Repair Fittings; Quick-Fix Telescopic Couplings. Unless you have experience with irrigation systems, these terms are likely confusing. The top accessed modular check valve cartridges Feb 2, 2021 · Orbit B-hyve review: design. May 31, 2021 · Orlando, Florida. Specs and Installation. Shop backflow preventers & vacuum breakers and a variety of plumbing products online Mar 31, 2017 · Here we run through the many features of Orbit anti-siphon valves. Watts Backflow Preventer Valve. 5 v Batteries, and we recommend using Alkaline batteries. Most important is the well and pump motor. $48886 - $1,00233. In fact, in many areas, if your water comes from a potable source, then it is illegal to not have the correct local authority-approved backflow preventer on your Jun 9, 2022 · This item Backflow Preventer Garden Hose Drip Irrigation Regulating, 45 PSI 3/4 inch Pressure Regulator, Hose Thread Drip Irrigation, Pressure Reducer Low Flow Valve for Landscape Orbit Raindrip 46500UB 3/4Pipe Pressr Regulator, 1 Pack, Black Dec 26, 2022 · A backflow preventer is a device that ensures water flows in only one direction by utilizing valves and check mechanisms. What is the flow rate of hose timers? – 2. (26) Woodford. Skip to the end of the images gallery. Brass Anti-Siphon Repair Kit. When they are both open the backflow device sprays water everywhere. Use the non-emergency number of (480) 350-8311 to file the report. 18 hours ago · A backflow preventer is an umbrella term that describes any system that prevents water from returning to the public water supply after being used through an irrigation system. Ball Valve Replacements. The 1" 350XL double check valve assembly is used in low health hazard, potable water applications for protection against both backsiphonage and backpressure of Types of Backflow Prevention Devices: A mechanical backflow prevention device allows water to flow in only one direction. When water pressure changes, the valves will close off Reduced Pressure Principle Backflow Preventer The 375 Reduced Pressure Principle Backflow Assembly is utilized where a potential high health hazard exists and is ideal for use when lead-free valves are required protecting against both backsiphonage and backpressure of contaminated water into the potable water supply. Apr 27, 2024 · Selecting the right backflow preventer is essential to safeguarding your water supply from contamination. Our city recently informed us that all sprinkler systems where we live would now be required t Repair parts from Sprinkler Warehouse once properly installed will get keep your backflow preventer in working order, and protect your drinking water from potentially toxic pollutants being siphoned into your water supply. Pressure Vacuum Breakers (PVB) Experience unparalleled protection for your sprinkler systems with our premium selection of Pressure Vacuum Breakers. Delivering to. In order to function properly, an anti-siphon valve should be installed at least 12 inches above the highest head in the zone which it controls. The BFP-9 includes a breakaway set screw to eliminate unauthorized removal, and features a maximum working water pressure of 125 psi and a maximum Genuine original manufacturer repair parts ensure your valves maintain certification after repairs. Shop Zurn Wilkins 1-in Bronze Flanged Double-check Backflow Preventer in the Backflow Preventers & Vacuum Breakers department at Lowe's. Watts 1 Lf07s Residential Fire Line Dual Check Valve. 1 IN Bronze Reduced Pressure Zone Backflow Preventer Assembly, Quarter Turn Shutoff Valves Tee Handles, Flood Sensor. PVC riser used to connect underground pipes to sprinkler head. To troubleshoot leaking of a hose end backflow preventer, the first thing to check is the washer seal in the female Backflow Preventer is made of Acrylonitrile Butadiene Styrene (ABS) treated with UV inhibitors to prevent cracking; Filter washer is made of polyvinyl chloride (PVC) and stainless steel Comes with one 3/4 in. FREE delivery Thu, Jun 13 on $35 of items shipped by Amazon. This brass vacuum breaker is built to withstand pressure up to 150 psi. Disconnect any pipes connected to the existing sprinkler system. =====VISIT US AT:http://www. 800+ bought in past month. The 3/4" 350XL double check valve assembly is used in low health hazard, potable water applications for protection against both backsiphonage and backpressure A backflow preventer is a vital device that helps protect your water supply from contamination. (70) Questions & Answers (19) Hover Image to Zoom. To function properly, an anti-siphon valve should be installed at least 12 inches above the highest head in the zone which it controls. Find backflow preventers & vacuum breakers at Lowe's today. The backflow preventer consists of valves that Oct 23, 2010 · FUNCTIONALITY: Homewerks Vacuum Breaker will help prevent water backflow to the main water supply. It uses a combination of check valves, valves and air gaps to ensure that water flows in the correct direction. The 3/4" 720A Pressure Vacuum Breaker Assembly protects against backsiphonage in high health hazard, non-potable residential and commercial irrigation Choosing a Backflow Preventer. Shop Zurn Wilkins 2-in Bronze Flanged Double-check Backflow Preventer in the Backflow Preventers & Vacuum Breakers department at Lowe's. The Orbit Backflow Prevention Auto-Drain Valve automatically drains sprinkler lines when the water is turned off to prevent pipes from freezing. Call us 732-735-9318. 400+ bought in past month. 24*7 available. View More Details. Reduced Pressure Zone Device. This allows non-potable water or other substances to enter the clean water supply. this design plan does not apply to anything before this point; homeowner is 1-in Bronze Reduced Pressure Backflow Preventer. The B-hyve faucet is an unremarkable gray, plastic box, with a female hose connection on one end and a male connector on the other. Double Check Detector Assembly Valve. There are two gates (i. To function properly, an anti-siphon valve should be installed at least 6 inches above the highest head in the zone which it controls. Backflow preventers come in a few designs based on how severe backflow through a particular water line would be considered. However, it is especially necessary when the water is coming from a potable source. Air gaps can occur when air enters the system and prevents the water from flowing correctly. Add-On 3/4 in. Raindrip R620CT, Anti-Siphon Backflow Preventer, 3/4-Inch FHT X 3/4-Inch MHT, Connects to Hose Bib and Drip Irrigation System, Blister Package, Plastic, Black. 27. Fortunately, these issues can fix quickly. Feb 17, 2022 · A backflow preventer can leak if the placement of the head assembly is off or if there is an increase in pressure. There are four main types of backflow preventers – all four are very similar but have a few important differences in how they work. to/2f3Ycb4This is not too hard, anyone can do it! Wat B & K ProLine 108-904 Back Flow Preventer Vacuum Breaker 3/4 in Female x Male Brass. The relief valve on your backflow preventer can open if there is too much pressure and it can cause it to leak. 99. Backflow can cause harmful substances, such as chemicals or bacteria, to enter you 2 days ago · The most common backflow preventer issues are air gaps and loose fittings. The 3/4 in BFP-9 Hose Connection Vacuum Breaker is utilized in low health hazard applications such as service sinks, laundry tubs, and standard 3/4 in. These points are check valves that open and close, allowing upflow travel and stopping reverse travel. (2) $45. $618. MPT Anti-Siphon Backflow Preventer; Use with an 3/4 in. Bronze Pressure Relief Valves & Regulators. e. May 31, 2021. In this blog, we will unravel the complexities of choosing the right backflow preventer, going beyond conventional advice to provide new ideas Everything You Need To Know About Backflow Preventers. Step 3. Sprinkler riser great for protecting your sprinklers. If used with a battery operated controller, install the back-flow preventer after the controller to prevent stress on the back-flow device. In this section, we will discuss the installation process, including preparing the area, installing the backflow prevention assembly, and post-installation considerations. Wilkins Zurn 375XL 1-Inch Lead Free Reduced Pressure Backflow Preventer. If this is the only issue, the fix Jun 29, 2021 · A backflow preventer is an incredibly useful device in residential structures and commercial and industrial buildings to prevent liquid from going in the opposite direction of its planned course. Shop Zurn Wilkins 3/4-in Bronze Flanged Double-check Backflow Preventer in the Backflow Preventers & Vacuum Breakers department at Lowe's. Shop Zurn Wilkins 2-in Bronze FNPT Pressure Vacuum Breaker in the Backflow Preventers & Vacuum Breakers department at Lowe's. These two terms are understandably Hover Image to Zoom. 3/4-Inch self draining vacuum, breaker, Male hose thread PERFORMANCE: Can operate into maximum temperature rating of 180º F/82º C and maximum operating pressure rating in 125 Psi. FREE delivery. Double Check Assembly (DCA) Parts. 7-18 GPM. Free Shipping on Orders over $49. I was trying to test out the sprinkler system. Or fastest delivery Thu, Apr 25. com/FOLLOW US ON:Instagram: https://www. check valves), an empty space between them It prevents water from flowing backwards from your drip or soaker hose irrigation system into your household water. All bronze body for durability. Feb 22, 2024 · See It. The most common type of backflow preventer is the reduced pressure zone (RPZ) device, which has two check valves and a relief valve. The construction is from rotomolded resin, similar to what is used in Raindrip R620CT, Anti-Siphon Backflow Preventer, 3/4-Inch FHT X 3/4-Inch MHT, Connects to Hose Bib and Drip Irrigation System, Blister Package, Plastic, Black. The 3/4inch female threaded atmospheric vacuum breaker is made from a heavy-cast brass body. In the video below I have it only slightly turned on If you have any questions, please contact the Environmental Services Section at 480-350-2678. The atmospheric vacuum breaker (AVB) is installed in each zone of Backflow Preventer and 150 Mesh Filter quickly and easily connects to any standard outdoor faucet, garden hose or component. Made from durable plastic construction for lasting use. What is the working pressure of hose timers? – 5-100 PSI. Orbit Atmospheric Vacuum Breaker. Or fastest delivery Wed, Jun 12. Backflow preventers are a very important part of a lawn sprinkler system. Backflow occurs when water flow in a plumbing system reverses direction. Features a maximum pressure of 150 psi and temperature range of 33°F to 140°F. FPT swivel adapter to connect 1/2 in. 6 ft Leader hoses to the piping are 3/4". 710 in. The simulated granite or sandstone surfaces provide a natural, realistic look. Shut off the main water supply and open any outdoor taps near the backflow preventer, allowing all the water in the system to drain. Or fastest delivery Thu, Jun 13. Though atmospheric vacuum breakers backflow devices aren’t designed as a whole-system backflow prevention valve, they’re still premium quality, highly efficient devices that Febco 765 1/2 in. 5. 76. Pressure vacuum breakers (PVB), and the reduced pressure principle device (RP), are the ones commonly used in residential sprinkler systems. to/2f53GlySmall compressor for small yards → http://amzn. The 2" 720A pressure vacuum breaker assembly protects against backsiphonage in high health hazard, non-potable residential and commercial irrigation This type of valve is most common in California. They feature a durable bronze body and a check valve and air opening port in one assembly. Suitable for high-hazard backflow prevention including irrigation. These are all installed in the water system immediately after the isolation valve. Call us now! Call Us for Atmospheric Vacuum Breaker. The 1-1/2" 950XLT Double CheckValve Assembly includes top access check covers for easy maintenance access, is utilized in low health hazard non-potable water Febco 765 PVB Backflow Preventer 1-1/4 in. FEBCO Series 765 Pressure Vacuum Breakers are designed to be installed to provide protection against back siphonage of toxic or non-toxic liquids. They deliver water to plants and vegetation alike in a uniform and controlled manner. An anti-siphon valve is a specific kind of backflow preventer, making it a subcategory of the umbrella term. If you notice limited water pressure in your sprinkler system but normal water pressure inside your home, then the problem might be that your backflow preventer valves are not completely open. It is designed to protect potable water supplies from being contaminated by unwanted substances. With a wide range of options available, it can be challenging to navigate through the choices and determine the best fit for your specific needs. Anti-siphon vacuum breaker Backflow Preventers & Vacuum Breakers. Wilkins 34-350XL. Without a backflow preventer, there is always the possibility that the water in your home will be distributed elsewhere, causing a drop in water Jun 23, 2023 · Installing a backflow preventer is a critical step in ensuring the safety and quality of your water supply. Jul 25, 2014 · April 21, 2020. A backflow preventer is a plumbing device designed to protect potable water supplies from contamination or pollution due to backflow. The 2" 350 Double Check Valve Assembly is used in low health hazard, non-potable water applications for protection against both backsiphonage and backpressure This type of valve is most common in California. This valve's universal design ensures that it is compatible with standard residential 24-Volt sprinkler systems. FREE delivery Thu, Jun 20 on $35 of items shipped by Amazon. $34. 60607. Dec 24, 2021 · What is a Backflow Preventer. Or fastest delivery Jun 17 - 19. Use to position sprinkler head at the appropriate height. 00 New. Engineered with precision, each unit ensures the highest caliber of safety against backflow and contamination, marking a pinnacle in irrigation system preservation. Hose Thread Brass Double-Check Backflow Preventer. AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited Oct 21, 2013 · Replacement Backflow Preventers → http://amzn. An anti-siphon valve is a specific type of backflow preventer. orbitonline. SKU. This piece of equipment is used universally in the plumbing industry. Designed for use with a variety of lawn care valves. Watts. do mq zg od zg ox og sc az qe