My nice work comment was referring to the photo of the tidy hole the OP has cut. I posted a video which suggested using a gland. But if done correctly silicone will do the job fine, but agree it’s not optimal.
My nice work comment was referring to the photo of the tidy hole the OP has cut. I posted a video which suggested using a gland. But if done correctly silicone will do the job fine, but agree it’s not optimal.