The Remote Warehouse has a range of Guardian remotes for garage door openers. We have remotes available to suit garage opener models 21230, 21230L and 2211-L. We stock original Guardian remotes and also have high quality after market replacement remotes available. These units are especially easy to program having only a three step programming sequence, the programming instructions are included with every parcel. If you wish to keep your remote on your sun visor we recommend buying the genuine Guardian remote, as sun visor clip included. If you wish to keep the remote on your keyring we recommend the high quality after market remote, it is of a smaller size and has a slide cover.