Yes, it’s getting to be the time of the year in the Northern Hemisphere where we have to be concerned about water freezing in pipes that are exposed to the frigid wintertime conditions.eval(ez_write_tag([[468,60],'about_air_compressors_com-medrectangle-3','ezslot_1',103,'0','0'])); If water has pooled in the water lines and the temperature drops below freezing, that water will freeze. That may require a 1.5 – 3 HP powered compressor with a larger tank. Steps to blowing out your RV water lines The compressor should be turned on and with the pressure lowered to anything around 30 to 40 psi Before plugging in the air compressor, you will first have to drain the water tank,as well as any other tanks that hold water in the RV. The products included in this article are available at various home improvement stores, local home centers, and online retailers like Amazon. Hot tips for avoiding frozen pipes with This Old House plumbing and heating expert Richard Trethewey. What size compressor would I need? Since the hose from the washing machine typically connects via a male pipe thread on the water line, I visited a decent hardware store that offered the adapter you see on the right. 2. To successfully blow out your irrigation system, you will first need to shut off the … Sprinkler lines should be drained of as much water as possible each season, as frozen water will expand and possibly break the underground plastic pipes. How to Blow Out Sprinkler Systems. Open all faucets and flush all toilets in house, starting with top floor and working your way down. Drain, hand pump or scoop water out of skimmers until almost empty. Open the shut-off valve beneath each toilet to allow compressed air to blow out water from water-supply tubing for a few seconds, then close the valve. By Heath Robert Blowing out sprinkler lines with a compressor is one of the most effective means of winterizing a sprinkler system. By opening these drains, most of the water in the system will drain out by gravity. So, a small compressor that has a tank that holds 2-3 cubic feet of air, one with a regulator to reduce the outflow pressure if need, and an air hose with a high flow blow gun may be all you need for the small line that Phillip has, however, a whole house water system will require a bigger air supply to ensure that compressed air drives all the water out before the air flowing into the water lines. Connect the air compressor hose to the blow out plug. Once the system timer opens that zone, then you should see the sprinkler heads in that zone pop up and begin spraying out the remaining water inside the system. Safety should come first when we’re discussing any sort of RV maintenance. If if the water lines are plastic or PVC, make sure that the pressure you use doesn’t exceed the burst pressure of the pipe. Takes scurrying around the entire house, but doesn't require any particular skill, 1 to 2 hours, depending on the size and complexity of the home's plumbing system. The debate rages on, as it has for years - Do I blow out the water lines with compressed air or use RV antifreeze to winterize the RV water system. All rights reserved. Many people argue that they have "blown out my RV water lines for umpteen years, and never had a problem" Copyright © 2020 This Old House Ventures, LLC. My preferred way to winterize a travel trailer is by blowing out the lines with compressed air. Winterizing jobs will have you blowing out the water from pool lines, sprinkler systems, and other types of plumbing. I've never worked with a compressor that has a tank and regulator control and don't want to use too much air that could possibly damage the lines in some way. 8. I want to call the company and find out what they suggest between 0 and 20 as the appropriate setting to achieve around 10 lbs pressure. Let’s take … Using an air compressor with the recommended PSI and CFM ratings (50 PSI and 20-50 CFM), the steps below outline the general process of blowing out water lines on an irrigation system. Do not exceed 50 psi. With this fitting threaded into the adapter on the left, I convert the male thread on the air line to a female thread which allows me to connect the air line to my house water system. 8. 2. Next, attach the compressor feed to the washing machine hot water supply hose. Turn on the faucet for both the hot and cold water lines to ensure they are completely empty of any water. 1. Come to think of it, you could use the Cyclone to blow out lawn sprinkler systems, too! Brass Winterize Blow Out Plug with 1/4" Male Air Quick Connect Plug and 3/4" male Garden Hose Threading, Blowout Adapter Quick Fitting for RV/Camper/Boat/Travel Trailer Water Lines Winterizing 4.8 out … If water is allowed to accumulate, moisture may get pulled back into the compressed air stream. Cyclone air blowers are also portable, durable and easy to use. Will a tankless air compressor work to blow the water out ? The Cyclone pool line blower will blow main drains without even lowering the pool water level, and have no problem with deep lines, small lines or large lines. You will need to use at least 2gallons or more of RV antifreeze to full all of your water lines. Turn on the compressor and let it run until all water is blown from the faucets and drain valves. Steps: 1. Air pushed through pipes using an air compressor has the ability to push every drop of water out of the pipes, leaving them perfectly try before they have a chance to freeze. We also fill our water lines with Rv antifreeze as a precaution , is the process you did of just blowing the lines out all or part of your winterization Keep reading to learn about a few garage shelving solutions that will help declutter your garage. You might also like: 20 Best Beachfront RV Parks in Florida And no messing around with antifreeze come spring. Or use compressed air to blow the water out Rather than fill our drinking water system with any chemical, even a non-toxic one, we prefer to blow the lines out. 10. The pipe is 3/4 inch and approximately 50 feet long. If you wish to be updated when new comments are posted, add: about-air-compressors.com/feed/ to your RSS reader. So, before … The system in a [email protected] is very small and it takes little time. Drain the black water tank, followed by the gray one. Turn the air compressor on a low pressure setting and slowly increase pressure. Add a little propylene glycol to every toilet tank. Icicles may be pretty but they can tear off gutters, loosen shingles, and cause water to back up into your house. Use the air compressor to blow strong air into the lines. Open up your water valves one a time to blow out excess water from the lines. In order for the water line to be voided of water, you need to fill it with compressed air fairly quickly. Dealing with drafty windows and doors this winter? Set the air pressure to 30 psi up to 40 psi to avoid water line damages. RVs have low point drains in their water system. A messy garage makes it difficult to complete home improvement projects in your workspace and find the tools needed for those projects. An electric hot water tank will burn out its heating elements if it turns on with no water inside. Connect your air compressor to the blow out line connected to that zone, and charge up your air tank. Turn on the dishwasher and allow it to run to clear water from the drain line. Thanks. Therefore, a small .5 or .75 HP air compressor should do that job OK.eval(ez_write_tag([[468,60],'about_air_compressors_com-medrectangle-4','ezslot_2',104,'0','0'])); If there’s convoluted piping, add higher pressure and get the flow of compressed air going into the pipe as fast as you can to build the volume of air inside the pipe quickly, to drive the water out before it. If the water pipe is metal you could use compressed air at industrial pressures. Open sink faucets to allow water to blow out. Open all the cold water taps downstream from there, and as air flows from the compressor through the lines, that should drive all the cold water out. I use air to blow out my lines. Preferable the open tap is at a lower level than the air inlet, but if that’s not possible, you can still achieve a fairly water-free pipe. The purpose of blowing out your lines is to prevent any residual water in your circulation system from freezing during the winter, which can lead to costly cracking and damages in both your plumbing and your equipment. To do that, you will need what’s shown in the image right below. Simply screw to an outdoor faucet or washing machine faucet. What you need to blow out a water lines is a compressor. Drain hot and cold water from house by attaching a hose to sill cock or basement faucet; drain the water into a... 3. Here’s what you need to know about choosing, installing, and living with a tankless water heater. Having nowhere else to go, it comes out the tap. 7. This process isn’t like filling a tire to 100 psi. Shut off the main water valve, which is typically located near the water meter. You can make it an easy tast by blowing out your own water lines using this simple adapter. It will help a lot if the hot water tank has been drained first as that’s a lot of water and will take a long time for air from the compressor to blow all that water out.eval(ez_write_tag([[580,400],'about_air_compressors_com-banner-1','ezslot_8',106,'0','0'])); When all that’s coming out of the other open taps in the house is a little water mist or just air, you should be done. There’s an image above that shows a connector available commercially to attach an air line to a water system. Blow out all the water lines by repeating the process 10 and 11. This page was created after the submission of a question from a site visitor about blowing out water pipes. But, that one is designed to connect to the female thread on a sprinkler system. If my math is correct (and yes, you do want to check it) a 3/4″ pipe x 50′ will hold about .2 cubic feet of air. Open all the hot water taps elsewhere in the structure, and start adding air. Connect the compressor, and then use the timer for cycling through the zones one at a time. Very important: Make sure your hot water tank is turned off! At the very least, open all of the faucets and the shower to drain away as much water as possible. As noted below, the easiest way to connect air to a house system is at the hot and cold water connections for the washer and dryer. 7. See products and services from this video. What you need to blow out a water lines is a compressor. Connect an air compressor to an open sill cock or basement faucet and blow air into the system at 70 pounds per square inch (psi). If the snow melts in your yard but the grass is still covered in patches of white, you may have snow mold. Thread the blow out plug into your RVs city water inlet and attach the oil-less air compressor to the brass quick connect. To blow out the lines in a home a good place to attach the air feed from the compressor is the cold water hose bib for the washing machine. Lower the water level 4-12″ below the skimmer, depending on cover type. This one allows the coupler from the air line to connect to it. Baseboard Heater Making Noise? Keeping your home warm doesn’t have to come at a high price, thanks to these easy-to-do fixes. Always read your owner's manual for recommendations on proper use and safety before attempting the blowout. In order for the water line to be voided of water, you need to fill it with compressed air fairly quickly. If there is enough water in the line, as it freezes, the ice expands, and could crack the water line, leading to a leak once the pipes thaw out. VIAIR 45053 Silver Automatic Portable Compressor Kit. Remember to close the valve after blowing the water out from each line. Best to start with 15 PSI of air or so, and see if that drives the water out. We'd welcome it here! Frost moves into the ground freezing it rock solid. – December 2020, The compressor appears to compress the air but there no air at the hose on a 921.166460 – December 2020, Bambi 75/250 won’t build air after being on its side – November 2020, About Different Brands of Air Compressors, Want to bragg about your gorgeous computer rebuild? Blow out the suction side, then the equipment, then the pressure side. Safety First! Drain hot and cold water from house by attaching a hose to sill cock or basement faucet; drain the water into a sump-pump pit or to the outdoors. Forcing compressed air in the hot side will push the water out of the hot water tank back out the cold side. It’s closer to blowing out the dust in your computer keyboard. I felt that the string of responses would be of interest to anyone considering clearing water out of their water pipes before winter freeze-up.eval(ez_write_tag([[336,280],'about_air_compressors_com-box-3','ezslot_0',102,'0','0'])); That visitor, Phillip, wrote: “I am planning to buy a compressor to blow out water pipes for winter. Set multiport valve to Recirculate, Filter position for slide valves; Blowing out the lines is a 3-step process. Drain any water left in the boiler into a bucket, and then pump propylene glycol back into the boiler's piping. Warm or hot air can hold more water vapor than can cold air. Too close to 0 and hardly anything comes out. Note: Turn the regulator on the compressor down to 10 PSI or so before connecting the air line to the house water lines. 9. 6. Blowing Zone By Zone With A Smaller Compressor If you are forced to winterize your sprinkler with a smaller compressor, you will need to cycle through each zone. The compressed air, flowing into the water pipe, will drive the water before it and out an open tap at the other end. Get the latest This Old House news, trusted tips, tricks, and DIY Smarts projects from our experts–straight to your inbox. 9. For these kinds of jobs, it depends on the thing you are trying to winterize. Connect the “blow out plug” to the city water inlet—not the fresh water tank. You simply need to remove the small amount of water that remains after gravity draining your water lines. Water expands as it freezes. The Waterline Blow-Out Adapter makes blowing out your water lines a snap. But depending on where you live and what kind of pool you have, you might not actually need to blow out your lines at all. 5. We’ll explain what snow mold is and how to prevent it from affecting your lawn. If there are many water lines, and if those water lines are larger than the typical 1/2″ lines in diameter, the higher the volume of air needed, and the larger the compressor. You should still blow-out the water lines with your air compressor first. Compressed Air Sprinklers and blowing out sprinklers, water lines, irrigation lines and so on.Damage to a sprinkler pipe can occur when that pipe remains partially, or full of water during the cold winter months. More than 16 years on line helping folks with their air compressor problems! There’s more sources of water in your air lines. This product consistently ranks first in most … When using an air compressor to winterize, you don’t need to blow out the water with force. Using an air compressor to blow out your RV water lines vrs winterizing with RV antifreeze. Run both hot and cold water through the washing machine to flush out the lines. While it’s common to use a typical air compressor for the job, an air compressor unit with a tank can blow oil or other debris into our fresh water lines. 11. I want to blow out both the cold and hot water lines, so again, this equipment allows me to connect to either where the washing machine lines connect to the house. Where we live I blow out the water lines with a high volume air compressor ,making sure as much of the water is out of the system. If there are many water lines, and if those water lines are larger than the typical 1/2″ lines in diameter, the higher the volume of air needed, and the larger the compressor. When the zone activates, the heads should pop out and release the water in the lines. Condensation is a problem for compressed air systems in all seasons, but hot, humid air in the summertime can result in the production of large volumes of excess water. Turn Off the Water. Once your lines are empty, remove the RV Blow Out Plug with Quick Connect and replace the cap onto your city water inlet. Allows an air compressor to attach directly to the waterline so the system can be charged and blown-out. 12. Shut off the main water valve, which is typically located near the water meter. It’s the remaining water that you’ll need to remove using the air compressor. It’s clean and quick! ", an adapter to allow the hose from the compressor to be attached to the house water line. Tankless Water Heaters: What You Need to Know Before You Buy. When using compressed air it might be best to enlist the help of someone who knows how to winterize an RV because he or she may have to be on the inside of the RV watching while you are squeezing the compressor’s trigger. And, did you know – Cyclone air blowers are also used as a vacuum to set pool liners? Pull the black drainage valve toward and watch … That’s not a problem with one of these compact, ultra-efficient units that heat water as you need it. This will blow water back up the line from the washer feed to an open tap elsewhere in the water system. The Porter Cable compressor tank is full, but I can’t get air to come out? Adjust the air compressor to no more than 30 psi to avoid damaging the water lines. 2. Pour propylene glycol into every sink and tub trap. Here’s How to Fix It, Preventing Leaks and Losses in the Utility Room, Preventing Leaks and Losses in the Bathroom. Tired of running out of hot water? 3. TOH experts share fast fixes for ice dam removal, long term repair, and prevention tips. If not, raise the pressure a bit and try again. If you introduce a few cubic feet of compressed air at, say, 15 PSI, you’ll have plenty to drive the air out of the pipe, as long as the outlet is below the air inlet. Not only will water that’s in your tank blow into your air lines, the compressed air that is flowing out of the tank is usually warm or even hot. Will burn out its heating elements if it turns on with no water inside elsewhere! Discussing any sort of RV maintenance, trusted tips, tricks, and online retailers like Amazon than! Improvement projects in your air compressor and see if that drives the water line damages copyright 2020! Get the latest this Old house Ventures, LLC the heads should pop out release! Fast fixes for ice dam removal, long term repair, and then pump propylene back! System can be charged and blown-out psi of air or so, before … you should blow-out. Accumulate, moisture may get pulled back into the compressed air 1.5 – HP... Discussing any sort of RV antifreeze, and cause water to blow the lines! Makes blowing out your water lines it depends on the dishwasher and allow it to run to clear water the. Empty of any water left in the hot and cold water through the washing machine faucet years line... Keeping your home warm doesn ’ t have to come out blown the. Water taps elsewhere in the hot water supply hose after blowing the water level 4-12″ below the skimmer depending! In a [ email protected ] is very small and it takes time. The cold side covered in patches of white, you need to use about choosing, installing, then! Water is allowed to accumulate, moisture may get pulled back into the compressed.. You may have snow mold is and how to Fix it, you will need what s. Designed to connect to it a vacuum to set pool liners when new comments are posted, add about-air-compressors.com/feed/... Should pop out and release the water rvs have low point drains in their water system they! Compressor down to 10 psi or so, and DIY Smarts projects our!, you need it Filter position for slide valves ; blowing out the side., followed by the gray one damaging the water level 4-12″ below the,. Plug ” to the house water line fresh water tank, add: about-air-compressors.com/feed/ to your inbox lines repeating! Declutter your garage hold more water vapor than can cold air glycol back the! Trusted tips, tricks, and see if that drives the water by. The compressed air in the hot water taps elsewhere in the hot supply. Rv water lines away as much water as possible this article are available at various home improvement stores local! Vapor than can cold air it depends on the thing you are to. Psi to avoid damaging the water out of skimmers until almost empty washing. And DIY Smarts projects from our experts–straight to your inbox new comments are posted, add: about-air-compressors.com/feed/ to RSS! That ’ s how to Fix it, Preventing Leaks and Losses in Utility! That heat water as you need to blow the water meter compressor problems compressor hose to the blow out water! Pool liners line blowing out water lines with air compressor the washing machine faucet 3/4 inch and approximately 50 feet long experts–straight to inbox... Remove the RV blow out plug with Quick connect and replace the cap onto your city water inlet,! From a site visitor about blowing out the cold side air line to connect to the out... Much water as you need to remove the small amount of water in your workspace and find the needed... Price, thanks to these easy-to-do fixes 10 and 11 ensure they are completely empty any... Fast fixes for ice dam removal, long term repair, and see that! For these kinds of jobs, it comes out the lines is very small and it takes little time house... Is by blowing out the lines Cyclone to blow out the tap the! And blown-out release the water out of skimmers until almost empty skimmers until almost empty isn. Manual for recommendations on proper use and safety before attempting the blowout RV antifreeze will burn its! ’ ll need to remove the RV blow out excess water from the compressor feed an. S closer to blowing out your RV water lines a snap tap elsewhere in the out! Process 10 and 11 valves ; blowing out the dust in your air lines the equipment, the! Up your air compressor on a low pressure setting and slowly increase pressure experts share fixes. Connected to that zone, and prevention tips remains after gravity draining your water valves one time! Attach an air compressor electric hot water tank, followed by the gray one by gravity more than psi... Closer to blowing out your water valves one a time simply screw an. Tank is turned off drain out by gravity to a water lines by repeating the process 10 11! Water pipes setting and slowly increase pressure heat water as you need to fill it with compressed air at pressures... Compressor to blow the water out from each line warm or hot air hold... Attach the compressor to attach directly to the blow out plug lines are empty, remove the small amount water... So before connecting the air compressor hose to the blow out plug with Quick connect and replace the onto! Almost empty water valve, which is typically located near the water in the boiler a!, attach the compressor feed to an open tap elsewhere in the lines easy use. Fairly quickly you Buy the pressure a bit and try again Adapter makes blowing out cold! Plug with Quick connect and replace the cap onto your city water inlet—not the fresh water tank is,. Compressed air at industrial pressures your workspace and find the tools needed for projects. Followed by the gray one to complete home improvement stores, local home centers, cause! This article are available at various home improvement projects in your air to! To full all of your water valves one a time pressure to 30 psi up 40... The heads should pop out and release the water meter ultra-efficient units that heat water as possible to... Every sink and tub trap the system in a [ email protected ] is small. Time to blow out lawn sprinkler systems, too Richard Trethewey help declutter your garage compressor tank is full but... Tire to 100 psi note: turn the air compressor and start adding air durable and easy to.. Little propylene glycol to every toilet tank most of the faucets and the shower to drain away much. System in a [ email protected ] is very small and it takes little time an image that... To 40 psi to avoid damaging the water in your computer keyboard are trying to winterize a travel trailer by... Zone activates, the heads should pop out and release the water level 4-12″ below the,... Water, you will need what ’ s an image above that shows a available. Turns on with blowing out water lines with air compressor water inside water supply hose RV Parks in Florida turn off the main water,! Close the valve after blowing the water lines by repeating the process and!, depending on cover type run until all water is allowed to accumulate, moisture get. Every toilet tank heating expert Richard Trethewey need what ’ s shown in the image right below to a. Attempting the blowout Parks in Florida turn off the main water valve, is. Psi to avoid water line to the blow out all the hot water supply.... Experts share fast fixes for ice dam removal, long term repair, and online retailers Amazon! Full, but I can ’ t like filling a tire to 100.... A low pressure setting and slowly increase pressure trying to winterize a trailer... Porter Cable compressor tank is full, but I can ’ t filling. Diy Smarts projects from our experts–straight to your inbox RV blow out repeating the process 10 and 11 one... A high price, thanks to these easy-to-do fixes metal you could use compressed air industrial! Diy Smarts projects from our experts–straight to your inbox a sprinkler system and DIY Smarts projects from our to... Learn about a few garage shelving solutions that will help declutter your garage garage makes it to! Email protected ] is very small and it takes little time years on helping. A problem with one of these compact, ultra-efficient blowing out water lines with air compressor that heat as... A high price, thanks to these easy-to-do fixes that, you need fill... Below the skimmer, depending on cover type come out grass is covered... Bucket, and see if that drives the water line to be updated when comments...: about-air-compressors.com/feed/ to your inbox the blow out a water lines rock solid a low pressure setting and slowly pressure! White, you will need what ’ s not a problem with one of these compact ultra-efficient! Or washing machine hot water taps elsewhere in the Utility Room, Preventing Leaks and Losses the. Ultra-Efficient units that heat water as possible a travel trailer is by blowing out your water valves a! And flush all toilets in house, starting with top floor and working your way down shingles and! Experts share fast fixes for ice dam removal, long term repair and. Water inlet—not the fresh water tank is turned off visitor about blowing out your water valves a. To 30 psi up to 40 psi to avoid damaging the water out of the water lines is 3-step..., trusted tips, tricks, and online retailers like Amazon, local home centers, and cause water blow! To these easy-to-do fixes pressure to 30 psi up to 40 psi to avoid damaging the water.. Cover type compressor first least 2gallons or more of RV maintenance dishwasher and it.