membership_recurring.php

<?php
/*
	Disable the "Membership Recurring" emails in Paid Memberships Pro
*/	
function my_pmpro_email_recipient($recipient, $email)
{
	$user = get_user_by( $email, $recipient );
	$user_level = pmpro_getMembershipLevelForUser( $user );


	// if user level is 4 and template is membership_recurring.
	if ( $user_level->ID == '4' && strpos( $email->template, "membership_recurring" ) !== false ) {
		$recipient = NULL; //remove the recipient to stop email from sending.
	}
	return $recipient;
}
add_filter("pmpro_email_recipient", "my_pmpro_email_recipient", 10, 2);