I'm with you Jim. I have bad knees and a bad hip. I reach down, and quickly feel if the vent is opened or closed. In the beginning of the cook it is easy, as the bottom hasn't really heated up. later on it is much more tricky.
2 OTG One red one black
22 1/2" black Bar-B-Kettle with rotisserie ring
Brinkman dual zone charcoal grill
Webber Silver Genises B
3 burner camp stove