up vote 0 down vote accepted. I discovered that the chimney/pipe/whatever you want to call it is not held together by anything. I simply pushed the wood stove out of the way and then the pipe came loose. I bought a cap from Lowes and capped it off.
In hair tests, the marijuana detection time can range from three months up to three years from the last time that you used a drug. Most labs will only look at the last 90 days. Hair grows on average half an inch per month, so 1.5 inches of hair corresponds to about 90 days.
How long does weed stay in your system? It depends on your use, metabolism, and more. Here's what you need to know for urine, blood, saliva, and hair tests.