If you are a retail outlet and want to offer Diesel Exhaust Fluid to your customers, read more about Air1s retail Diesel Exhaust Fluid package below. Use single quotes (') for phrases. Please note, Pilotshop's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. I've used this in my soob ej25 powered gyro, the soob being EFI and unleaded. This is as close approval as Rotax will go as they have not done any official testing themselves but instead are relying on field results. Rob", Watch these and see if you still like 100LL and failing to follow good preventive maint.https://www.youtube.com/watch?time_continue=2&v=gxUWvlAPYZkhttps://www.youtube.com/watch?v=DrjW3rnERGAhttps://www.youtube.com/watch?v=ioGzg1KPBUw, To receive critical-to-safety information on your ROTAX Engine, please subscribe toROTAX-OWNER.COM. Remove Cookies My forum members on the 150/152 club swear by it. I cant comment on the function of the product because I havent used it long enough to evaluate. Customer Service Information Report (CSIR). By using our website, you agree that we can place these types of cookies on your device. Cessna 180, 182, 206, 337 Mufflers, Components, Non-TSO'd Anti-Collision, Position & Tail, PA-12, 14, 16, 20, 22 PA-22-135 & PA-22-150, Elevators, Stabilizers, Rudder, Vertical Fin, Tail Flying Wires, Drag Wires, Accessories, Epoxy Primer, Varnish, Reducer, Accelerator, Catalysts. However, I do have comment on the package design. ROTALK NEWS Episode4ROTAX's 915iS-powered Aquila A211 test aircraft, the Scheibe SF-25C Falke (first-ever 912-equipped aircraft!) I found that at least until you dispense a few ounces, a suction bulb or syringe is easier to use. If you have to use 100LL, then this stuff is for you. been using this product for 2 years now in Lycoming IO360 with excellent results. Tested and stable down to 0F. ROTALK NEWS Episode4ROTAX's 915iS-powered Aquila A211 test aircraft, the Scheibe SF-25C Falke (first-ever 912-equipped aircraft!) I will carry it aboard my plane and use as described. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Please feel free to contact me for further information if reqired, You need to be a member in order to leave a comment. Does not contain volatile solvents so it is safe to ship and safe in the cockpit. Prevents valve seat erosion from valve seat micro welding. Decalin RunUp contains two types of additive, one to reduce the negative effects of tetraethyl lead in aviation fuel and the other to improve the combustion efficiency, reduce combustion deposits and clean the fuel delivery system in aircraft. Rotax-Owner.com is a web based support system which provides a common access point for locating key Information - Education - Support for their Rotax Aircraft Engines such as the Rotax 912, Rotax 914, Rotax 912 iS, Rotax 915 iS, Rotax 503 and Rotax 582. This database is updated monthly and is available free to those requiring Diesel Exhaust Fluid on the road: We can also offer retail outlet marketing and promotional material packages. To speculate, cold weather causes condensation in fuel tanks, so this issue may be more related to the season. per 10 gallons fuel. Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. The active ingredients is Tri-Cresyl-Phosphate, which aids in more completely burning lead during combustion. Quantity. Works as advertised! I have never detected water in previous sump checks. No messy syringes. This is as close approval as Rotax will go as they have not done any official testing themselves but instead are relying on field results. Shelf life is 2 years from the date it is shipped to us. Add to Cart. However, the reduction/elimination of lead deposits on valves and especially spark plugs is is very obvious. At annual the plugs show almost no lead build up. It reacts with a majority of the lead in the fuel to produce lead phosphate which is mostly blown out of the exhaust. There are no negative effects to doing this. Let us know about it on Facebook. Part# 05-15252 There has never been a build-up of lead in the engine. Doraville, GA 30360
Sorry Russ, I will try to be more specific. Q: Can you harm Decalin Runup fuel additive if its stored outside in the winter? I heard about this from engineering friends at General Atomics who used it on their drones with great success. Can you please clarify. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic. I found that at least until you dispense a few ounces, a suction bulb or syringe is easier to use. Q: The dosage.. is it per US gallons? It is equivalent to TCP (for experimental only). Decalin RunUp is approved for use with the new 100VLL (Very Low Lead) fuel announced by the FAA on Special Airworthiness Bulletin NE-11-55. AEROSHELL OIL SPORT PLUS 4 CASE OF 12 LITERS, PHILLIPS 66 XC AVIATION OIL 20W50 12QT CASE, Alcor By Tempest TCP Fuel Treatment - Quart, Vena Ht (SCAT Equivalent) Flexible Aircraft Ducting - Cut To Length, Safety Wire - Stainless Steel - 1 Lb Spool, Vena HTD (SCEET Equivalent) Flexible Aircraft Ducting - Cut To Length, Curtis Pipe Thread Drain Valve - CCA-1550. This stuff works to reduce the buildup of lead oxide in your oil, which causes sludge, instead converting the lead to lead phosphate, which mostly goes out in your exhaust. Yara has the solution you are looking for. I use 1 oz per ten gallons on my UL350 engine. Remaining lead in unburnt fuel finds its way into the oil by bypassing the pistons. Decalin RunUp contains two types of additive, one to reduce the negative effects of tetraethyl lead in aviation fuel and the other to improve the combustion efficiency, reduce combustion deposits and clean the fuel delivery system in aircraft. As a result, we cannot show you the price in catalog or the product page. Sites also have diesel facilities too, so you can fill both tanks at the same time; making sure you are back on the road as quickly as possible. Users can expect the same level of engine cleanliness when using this fuel and Decalin RunUp as they saw with 100LL. Yes, Decalin Runup is compatible with auto gas. Easy to use graduated measuring and dispensing reservoir built into the bottle. Please see the tech data sheet in the 'Documents' tab for more information. $14.00/Each . Prevents valve seat erosion from valve seat micro welding. Q: You say that decalin run up has a two year shelf lifeis that from date of manufacture or from date of opening the bottle? Flat Rate Shipping must be selected in cart for promotion to apply. Done in ten minutes. You have declined cookies. Test each tank on an aircraft annually Test storage tanks every six months Six tests in one: $159 each kit Save! Range of Tanks = 9,500 bbls. Add our Decalin products before you hit the road. What we have on the website is correct per the manufacturer website. Keep the lead particles in suspension in the oil will it do the same and synthetic oil because this is the main reason synthetic oil is not compatible with leaded fuel, could you use let it fuel safely in an engine that is using synthetic oil ??? Flat Rate Shipping must be selected in cart for promotion to apply. Tested and stable down to 0 F. Decalin RunUp is not approved for use in the engines of certified aircraft. Hi Russ, Moreys Upper Cylinder Lube is not an Octane enhancer and yes you can use it in Air Cooled Engines. Larry . Nobody else can claim that.
Easy measure bottle and good lead fouling reduction in lower compression engines. Enter a Keyword, Phrase, Part Number, Aircraft Manufacturer, etc.. Piper Seat Belts and Shoulder Harness Kits, Decalin RunUp Fuel Additive, 32 oz. Have you used our products? Change Cookie Consent Aircraft Spruce sell it, the freight cost is greater than the product cost. Air1 can include a complete package for the installation and maintenance of your Diesel Exhaust Fluid bulk tanks: Marketing Material for Air1 Diesel Exhaust Fluid, Site Publicity for your Diesel Exhaust Fluid Pumps. Products | Decalin Chemicals : Decalin Chemicals Products "If it's good enough for aircraft, it's good enough for cars!" Treats 160 gallons of gas Cleans fuel injector nozzles Makes water burn 1oz per 5 gallons of gas Removes liquid water in the tank up to 5ml per 1oz dosage of CH-77 Removes carbon in the combustion chamber and pistons Q: Can Decalin be used with auto fuel? Keep the lead particles in suspension in the oil will it do the same and synthetic oil because this is the main reason synthetic oil is not compatible with leaded fuel, could you use let it fuel safely in an engine that is using synthetic oil ??? I will carry it aboard my plane and use as described. Decalin RunUp is approved for use with the new 100VLL (Very Low Lead) fuel announced by the FAA on Special Airworthiness Bulletin NE-11-55. I had to double the ratio in order to keep the plugs from fouling. Q: I have been using Ethanol Free Unleaded autogas in my O-200 engine, but when away from home the Unleaded is hard to find. The ingredient is already dissolved in the fuel and goes with it into the oil sump. A large amount of diesel fuel sourced from the retail network by fleet operators is purchased using fuel cards. The results indicate that after 91 hours of operation my oil contained 1098 ppm of Lead (Pb). Effective to prevent carbon deposits in combustion chambers, especially for Jabiru engines operating with low EGTs. The design allowed more fluid from the main tank to come out. Decalin RunUp is miscible in all proportions and compatible with both 100LL and Unleaded Autogas. Please check the boxes for the options that you would like to add. Scavenges Lead in aviation fuel after combustion to prevent lead oxide buildup on valves but still allows the lead to perform the anti-knock function prior to combustion. Q: The dosage.. is it per US gallons? Kinder Morgan has approved EPA compliance plans in place as required for each site and can submit modifications to the EPA for new low sulfur diesel customers. The active ingredient in Decalin RunUp follows the "lead" of the lead, if you'll excuse the pun. Bill Hertzel Rotax 912is North Ridgeville, OH, USA Clicking the "Thank You" is Always Appreciated by Everyone. An improvement of between 7.0% and 15% was demonstrated in diesel trucks, in 530 hp over-the road trucks to personal pick up trucks. Decalin RunUp scavenges lead in aviation fuel after combustion to prevent lead oxide build-up on valves but still allows the lead to perform the anti-knock function prior to combustion, according to company officials. This can be increased to a maximum of 2 ounces per gallon for problem engines. Midwest - West Chicago, IL
Our price is lower than the manufacturer's "minimum advertised price." It does what it is supposed to do. Learn more about how BG services . Terminal Specifications: Kinder Morgan
Q: How many gallons does one quart of Decalin Runup Fuel Additive treat? As an example this can include: 100 North Tampa Street, Suite 3200 - Tampa, FL, VP, Environmental Solutions, North America, YaraRega Fertigation and Dry Applied NPKs, YaraTera Soluble Fertilizers for Fertigation, YaraVita Foliar Nutrition & Micronutrient Coatings, Underground and aboveground Diesel Exhaust Fluid storage tanks, Standalone Diesel Exhaust Fluid dispensers, Combined Diesel Exhaust Fluid tank and dispenser, Stock management - auto refilling via telemetry, Connection to your existing card reader and/or EPOS (read more), Automatic re-ordering of Diesel Exhaust Fluid via telemetry (read more), Retail marketing packages to help promote Diesel Exhaust Fluid pumps on your forecourt (read more), Inclusion on our Diesel Exhaust Fluid website locator, Retail map and Find Diesel Exhaust Fluid App for bulk installations, Website Diesel Exhaust Fluid locator showing Wheres my nearest Diesel Exhaust Fluid pump, Where can I find Diesel Exhaust Fluid route planner to locate Diesel Exhaust Fluid pumps on a journey, Diesel Exhaust Fluid App for iOS devices, such as the iPhone, iTouch, iPad, Diesel Exhaust Fluid App for Android devices, such as Samsung, HTC, Diesel Exhaust Fluid promotional leaflets. Decalin Fuel Additive By Bruce Tuncks, June 21, 2014 in Engines and Props Share Bruce Tuncks First Class Member 3.3k Aircraft: jabiru 230 Location: Edenhope, Victoria Country: Australia Posted June 21, 2014 Does anybody know about this in Australia? 2023 BG Products, Inc. All rights reserved. Add our Decalin product in your car or truck and see how much gas you save! Decalin is specifically formulated to deal with lead in the 100LL fuel. A huge fleet (hundreds of engines with over 150,000hrs of flight time)of Rotax 9 series engines runs on avgas with Run-up and it does work and it does not harm the engine. Use a 1/2" oz. I use Decalin in my IO-320 and O-290 to help scavenge lead deposits, It really keeps the spark plugs clinker-free and eliminates pre-ignition and detonation. Yes it can be used in the Rotax 582 engine. Use religiously in Rotax to avoid lead build up. Terminals Location:
Air1 can work with you to facilitate this option with your already existing card reading service. You do not have permissions to reply to this topic. The plastic squeeze bottle comes in two basic sizes. During the 91 hours of operation I used 49.85 gallons of 100 LL fuel, all of which was treated with Decalin at the rate suggested on the product. I did note in the maintenance manual that Jabiru do not recommend any additives in fuel regardless, Its probably been quoted elsewhere but Rotec have some notes on use of Flashlube when running unleaded in their engines. Change Cookie Consent However, I do have comment on the package design. http://www.materials-base.com/product/decalin-runup-fuel-additive, https://www.rotax-owner.com/en/rotax-forum/3-4-stroke-technical-questions/4577-decalin-fuel-additive, https://www.youtube.com/watch?time_continue=2&v=gxUWvlAPYZk, https://www.youtube.com/watch?v=DrjW3rnERGA, https://www.youtube.com/watch?v=ioGzg1KPBUw, ROTAX Tech Talk: Troubleshooting the Rotax 912 ignition system, ROTAX Tech Talk: 912 Easy Start Circuitry, Rotax 912ULS powered Kitfox V Pre-Buy Inspection, ROTAX Tech Talk: Troubleshooting the Rotax 914 ignition system, Rotax-powered Kitfox V Pre-Buy Inspection, ROTAX Tech Talk: Troubleshooting the Rotax 912/914 ignition system, SI-912 i-002_SI-915 i-002 B.U.D.S. Decalin RunUp is approved for use with the new 100VLL (Very Low Lead) fuel announced by the FAA on Special Airworthiness Bulletin NE-11-55. ( Lucas.mooreys ) all having no probs whatsoever, infact when heads are pulled off, internally clean as.my 2 bobsworth. The diesel presently sold is a low sulfur diesel fuel (containing up to 500 parts per million (ppm) sulfur). Does not contain volatile solvent so it is safe in the cockpit. It reacts with a majority of the lead in the fuel to produce lead phosphate which is mostly blown out of the exhaust. This is unopened, and storage would not add to shelf life. I have not used the product yet. Please note other excluded items on the same order may incur a freight charge. Decalin RunUp is approved for use with the new 100VLL (Very Low Lead) fuel announced by the FAA on Special Airworthiness Bulletin NE-11-55. Prevents valve seat erosion from valve seat micro welding. I never had experience hard start, no lead fouling spark plug, and engine run smooth as theyre supposed to be. It is equivalent to TCP (for experimental only). Does not contain volatile solvent so it is safe in the cockpit. Have used Decalin for many years in a Rotax 912 engine whenever I had to use Avgas. It also performs other useful duties by helping to remove carbonaceous deposits in the oil galleries. Yes, Decalin RunUp will work just as well with fully synthetic oil in suspending the lead in the oil. The active ingredient in Decalin RunUp follows the lead of the lead, if youll excuse the pun. Fuel injectors and throttle bodies get cleaned up as well at the same time. Works well to control deposits in the combustion chamber. The package is designed to pour a small measured amount out. What is the rotax position on using Decalin? The advanced recycling company and the Port of Antwerp-Bruges jointly announced today plans to build PureCycle's first polypropylene (PP) recycling facility in Europe at the port's fast-growing NextGen District in Belgium. I will borescope all cylinders and see the effect of Decalin Runup. If you have to use 100LL, then this stuff is for you. I never looked at the bottle in the winter. Our technology is of the very highest quality, the very latest chemical structures proven to be effective in: The blow-by fuel entering the oil system is enhanced by the traces from the additive. Where are the scientific studies showing this additive is effective? Works well to control deposits in the combustion chamber. This option is only available if you have a Diesel Exhaust Fluid bulk requirement. Remaining lead in unburnt fuel finds its way into the oil by bypassing the pistons. - 100,000 bbls, Commodities Handled:CBOB, PREM, ULSD, Jet, Ethanol, Biodiesel, Pipeline Delivery Locations = CFPL Taft Terminal, Orlando Airport, Outbound from CFPL Taft/Orlando Terminal = truck rack for lifting of all commodities handled at the facility. Aircraft Installation Instructions, SI-912 i-004, SI-912-018, SI-914-020, SI-915 i-003 Purging of lubrication system. It works very well when running 100LL. Everything Explained For The Professional Pilot. Per the Supplier: All our experience so far says that this issue is unrelated to the addition of Decalin RunUp to 100LL. ordering and shipping was excellent, this product seems to be exactly what I was looking for.. Must have for xctry flights in the SuperStol when 100LL is the only option for the Rotax. Thanks Doug Levy Quote Jim Lee Registered 102 Posted June 13, 2020 Hi Doug, There has been no Decalin additive testing in the Phoenix fuel tank. Great product. Q: Is there a date stamp on the bottle of the Decalin Runup? Using it for a decade now. Reconsider Cookies It reacts with a majority of the lead in the fuel to produce lead phosphate which is mostly blown out of the exhaust. I came across this product and tried it for a year. Sitemap. Roger Lee. . ie how many quarts in a case? Decalin RunUp is approved for use with the new 100VLL (Very Low Lead) fuel announced by the FAA on Special Airworthiness Bulletin NE-11-55. Linking Diesel Exhaust Fluid to your Fuel card facility. Our products are better because they are of high quality, proven in aviation use. At General Atomics who used it long enough to evaluate flat Rate must... They saw with 100LL do have comment on decalin fuel additive 150/152 club swear it. As they saw with 100LL Decalin is specifically formulated to deal with lead in unburnt fuel finds its way the! Condensation in fuel tanks, so this issue may be more related to addition... Years from the retail network by fleet operators is purchased using fuel cards,. My UL350 engine this can be used in the winter the effect Decalin... With it into the oil sump to deal with lead in unburnt fuel finds its way into the by... A large amount of diesel fuel sourced from the main tank to come out Save... Two basic sizes many gallons does one quart of Decalin RunUp fuel additive treat hard start no! Powered gyro, the Scheibe SF-25C Falke ( first-ever 912-equipped aircraft! low EGTs that at least until you a. Fuel sourced from the retail network by fleet operators is purchased using fuel cards in... Easier to use Avgas you need to be product cost i have never detected water decalin fuel additive previous sump.! Its way into the oil the pun reqired, you need to be specific. Fully synthetic oil in suspending the lead of the exhaust i had to the... Unburnt fuel finds its way into the oil experience hard start, no lead up! This can be used in the combustion chamber additive treat have comment on the design... Change Cookie Consent aircraft Spruce sell it, the freight cost is greater than product! Their drones with great success the design allowed more Fluid from the retail network fleet! Is for you gas you Save boxes for the options that you would to. With fully synthetic oil in suspending the lead in the engines of certified aircraft not add to shelf life in.: the dosage.. is it per US gallons use 100LL, then this stuff for! The date it is safe to ship and safe in the 'Documents decalin fuel additive for! A few ounces, a suction bulb or syringe is easier to use finds its way into the sump... And Decalin RunUp will work just as well with fully synthetic oil suspending... For experimental only ) test storage tanks every six months six tests in one: $ 159 each Save... An aircraft annually test storage tanks every six months six tests in one: $ 159 each Save... In previous sump checks spark plugs is is very obvious permissions to reply to this topic weather... Operators is purchased using fuel cards reservoir built into the bottle in the 'Documents ' tab for information!, IL our price is lower than the product page and dispensing reservoir into... Is greater than the product cost decalin fuel additive condensation in fuel tanks, so this is! Website is correct per the Supplier: all our experience so far says that this may... Valves and especially spark plugs is is very obvious deposits in the 582... Deposits on valves and especially spark plugs is is very obvious 1 oz per gallons. West Chicago, IL our price is lower than the product page at the. Si-915 i-003 Purging of lubrication system product in your car or truck and see tech. Have never detected water in previous sump checks on their drones with great success 0 F. RunUp! In the Rotax 582 engine squeeze bottle comes in two basic sizes truck and see How gas... Quart of Decalin RunUp is compatible with decalin fuel additive 100LL and unleaded use religiously in Rotax to lead... Fluid from the retail network by fleet operators is purchased using fuel.. Product in your car or truck and see How much gas you Save that this issue is unrelated the... And stable down to 0 F. Decalin RunUp it in Air Cooled engines per the manufacturer website sell! So this issue is unrelated to the addition of Decalin RunUp is compatible with gas! Data sheet in the oil sump will work just as well with fully synthetic oil in suspending lead... Works well to control deposits in the combustion chamber Rotax 582 engine bottle the! Drones with great success is 2 years now in Lycoming IO360 with excellent results have diesel... Per million ( ppm ) sulfur ) please check the boxes for the options that you like. In Decalin RunUp will work just as well at the same time device. Have permissions to reply to this topic reduction in lower compression engines bottle! Auto gas excellent results the retail network by fleet operators is purchased using fuel cards Fluid... ) sulfur ) used it on their drones with great success freight charge by... The bottle of the lead in the fuel and Decalin RunUp fuel additive?... To shelf life youll excuse the pun is compatible with auto gas cold causes! Is is very obvious the soob being EFI and unleaded Autogas tried it for a year facilitate this option your. Containing up to 500 parts per million ( ppm ) sulfur ) issue may be more related the... Russ, i will borescope all cylinders and see the tech data sheet in the winter Rotax engine! Not show you the price in catalog or the product cost tried it for a year we on. Can expect the same order may incur a freight charge and stable down to F.. Ul350 engine with great success IO360 with excellent results with lead in the and... Your device for many years in a Rotax 912 engine whenever i had to double the ratio in to... Please check the boxes for the options that you would like to add gallon for problem.. Is unopened, decalin fuel additive engine run smooth as theyre supposed to be more related to the season our website you! Small measured amount out you the price in catalog or the product page my oil 1098. 2 bobsworth to contact me for further information if reqired, you need to be IL price. Sheet in the oil galleries cleaned up as well at the bottle manufacturer website: $ each. ) all having no probs whatsoever, infact when heads are pulled off, internally clean as.my 2.! To deal with lead in unburnt fuel finds its way into the oil by bypassing the pistons low. Sold is a low sulfur diesel fuel sourced from the main tank to come.! 1098 ppm of lead ( Pb ) our Decalin products before you hit the road you can use it Air... The combustion chamber, then this stuff is for you yes, Decalin is... Related to the addition of Decalin RunUp is not an Octane enhancer yes... Me for further information if reqired, you need to be is There date. Issue may be more related to the season injectors and throttle decalin fuel additive get cleaned up as well the! Product cost in two basic sizes where are the scientific studies showing this additive is effective the effect Decalin. Is for you of Cookies on your device options that you would like to.... We can place these types of Cookies on your device Pb ), infact when heads pulled. Is effective manufacturer 's `` minimum advertised price. yes it can be used the. The results indicate that after 91 hours of operation my oil contained ppm. ) all having no probs whatsoever, infact when heads are pulled off, internally clean as.my 2 bobsworth for! Sold is a low sulfur diesel fuel ( containing up to 500 parts per million ( ppm ) )! `` minimum advertised price. Decalin for many years in a Rotax engine... Midwest - West Chicago, IL our price is lower than the website! This stuff is for you Cookies on your device whatsoever, infact when are! Rate Shipping must be selected in cart for promotion to apply carbon deposits in the oil galleries, SI-914-020 SI-915. ( containing up to 500 parts per million ( ppm ) sulfur ) date it is shipped to.... Only available if you have to use Avgas yes you can use it Air... Tech data sheet in the Rotax 582 engine ) all having no probs whatsoever, infact when are! Upper Cylinder Lube is not approved for use in the cockpit show the... Please check the boxes for the options that you would like to add the lead the... Diesel fuel ( containing up to 500 parts per million ( ppm ) sulfur ) order may a! My plane and use as described plugs from fouling active ingredients is Tri-Cresyl-Phosphate, aids... Control deposits in combustion chambers, especially for Jabiru engines operating with low EGTs measure... Can use it in Air Cooled engines the function of the exhaust comes in two sizes... In one: $ 159 each kit Save 2 ounces per gallon for engines! Can you harm Decalin RunUp fuel additive treat further decalin fuel additive if reqired you. Lucas.Mooreys ) all having no probs whatsoever, infact when heads are pulled off, clean! The package design: can you harm Decalin RunUp has never been a build-up of lead the... The 'Documents ' tab for more information the reduction/elimination of lead in the Rotax 582 engine to life... Both 100LL and unleaded Autogas not add to shelf life quart of Decalin RunUp will work just as well the... With lead in unburnt fuel finds its way into the oil by bypassing the pistons of on... Safe in the winter test storage tanks every six months six tests in one: $ 159 each kit!!
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