Noticed you were pulling your tank. if funds allow a portable like Imogenis so much easier. I didnt shop around went with TV add . Best to shop around, compare prices and go with a company in your area . Also found the double battery was the best. Now i have 2 one single and one double . They are not continuous flow. Because we were traveling across country i opted to purchase a continuous flow . It has the ability for humidity . ( i use only distilled water no matter) YES, i do have $$$ tied up in this equipment!!but it allows me freedom . Being on O2 24/7 is so discouraging. There is a learning curve. MAKE SURE The FILTERS IN YOUR HOME ARE “”MERV “13 or higher and change them every month. Wash the filters on your machines weekly. Watch where you set your machines as they suck in the dust etc. . I order my tubbing on amazon …and am testing the “ noodle “ swimming apparatus on the 5o ft tubing ( even though they say ?? for 50 ft. Safety is paramount and no matter what length, it twist …. HOWEVER AS USUAL I VERRED OFF ….. lastly another blogger said he eats raisin bread for diarrhea‼️ worked for me too as well as pitted dated bc you have to EAT with ofev. Unfortunately i have also learned if you have IPF or such, more that likely you have other medical concerns. Learn to space your meds REMEMBER thyroid meds need 30 to 45 minutes on empty stomach. AM VITAMINS should not be taken with coffee, tea , .. ( google CENTRUM VITAMINS) heart medications such as Digoxin should not be taken with antacids….many of you have GERDS and if you are really going to fight this WHITES ….. bread, sugar, rice, fried foods, processed foods lunch meats feed your fat but don’t contribute optimal to your muscle . I miss my nightly glass of wine….. but sometimes just say HERE IS ONE FOR THE LIVER.OFEV IS ROUGH ON THE LIVER My INCREDIBLE PULMONOLOGIST Requires MONTHY liver check, IF YOU ARE THE TYPE sign up for the research The only way to cure this dreadful-disease is research. Stay safe, stay happy, continue to play!!! oh i sit and blow up a balloon every day . the big ones at the dollar store . 😊