434. Perpetual renewal.

The covenant may be a covenant for perpetual renewal1, but the court will not treat it as such unless the intention in that behalf is clearly shown2 (as, for example, where the covenant expressly states that the lease is to be renewable for ever3). If the intention to renew perpetually is clear, the court will give effect to it notwithstanding that certain other terms of the lease appear to be inconsistent with such an intention4. A provision that the new lease is to contain the same covenants as the old lease does not entitle the tenant to have the