http://www.pagelinestheme.com/disable-dms-regions-per-page/

functions.php

<?php
// From http://www.pagelinestheme.com/disable-dms-regions-per-page/

//Disable Fixed, Header, and Footer on all these Page IDs
add_filter( 'pl_setting-region_disable_fixed', 'customize_templates_by_page' );
add_filter( 'pl_setting-region_disable_header', 'customize_templates_by_page' );
add_filter( 'pl_setting-region_disable_footer', 'customize_templates_by_page' );
function customize_templates_by_page() {
    //could choose to still show for Admins (e.g. copy content from footer to template)
    //if( current_user_can('edit_theme_options') ) { return false; }
    
    global $post;
    $pageids = array(
    	182, //http://example.com/snowy/
    	219, //http://example.com/rainy/
    );
    if(is_page($pageids)) {
        return true; // true is checkbox ticked
    }
}