The damage caused by moth and beetle infestations can be excessive so it’s vital to know how to prevent this happening and how to deal with it if it happens. Our tips for mothproofing carpets include what steps you need to take and which of our carpets offer moth resistance. No product containing wool can be totally ‘proofed’ against insect damage. They are usually classed in two ways, either moth ‘resistant” and moth ‘proof’. However, moth proof carpets have an insect-resisting agent which is present in sufficient quantity to deter moth and beetle larvae from ingesting the fibre.