how much to waterproof a bathroom
If waterproofing is part of their service, make sure they hold a valid waterproofer's license if needed and issue a certificate of compliance upon completion of the job. Bathroom waterproofing can cost as little as $35 per square metre, but that is the low end of the scale.In general, professional waterproofing costs between $500 and $750 for an average bathroom. If the waterproofing is done in more than one bathroom or as part of a complete bathroom renovation, the cost may be lower.f waterproofing is part of their service, make sure they hold a valid waterproofer's license if needed and issue a certificate of compliance upon completion of the job. Bathroom waterproofing can cost as little as $35 per square metre, but that is the low end of the scale.