Mounting worries about fires and vandalism are forcing many Auckland schools to install security cameras and high fences shutting out the public.

Auckland Primary Principals' Association president Craig Holt says growing security concerns are ending a tradition of keeping schools open for community use outside school hours.

"We have always been of the opinion that we like to invite the community in at the weekend," he said.

But Holt, who is now principal of Willow Park Primary School in Northcote, installed a high fence to shut the public out at his previous school, Northcote Intermediate, because of heavy foot traffic

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