Disadvantages of Porcelain Veneers
Porcelain veneers have the following disadvantages:
Time
The placing of veneers is technique sensitive and therefore time consuming.
Repair
Veneers cannot be easily repaired once tghey are cemented to the enamel.

Porcelain Veneers for tooth 11 and 21.
Technique-sensitive
The process of making veneers is an indirect one, requiring two visits, impression making and laboratory fees.
Color
It is difficult to modify color once the veneers are cemented in position on the enamel surface.
Tooth preparation
Some tooth preparation may be required to prevent potential problems associated with overcontouring,
Fragility
Porcelain veneers are extremely fragile and difficult to manipulate.
Cost
The fee for a porcelain veneer can generally range from thee quarters of the fee to even more than the normal fee for an anterior full crown.
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