Go to Lift master's website and download the manual to the model you're interested in. All the fitment requirements are in there. The 3800 is nice but it may be superseded. If you switch from a rail opener to a jackshaft you're going to be hiring a electrician. If you're switching units go with...
Sorry if I'm repeating anyone. I didn't have much time to read everyone's comments. The guy I've quoted was dead on with the Lift Master 3800. That jackshaft opener would be suitable for anyone who wouldn't want to replace their garage door with a commercial one. It incorporates a electronic...
I just sealed the deal on a Sears opener just like that tonight. Can't wait to get it home tomorrow evening. I repair garage doors and openers for a living and I can tell you the difference in manufacturing quality is night and day compared to newer models. I'm super excited about having it. My...