gistfile1.txt

add_filter( 'kadence_blocks_pro_query_loop_query_vars', function( $query, $ql_query_meta, $ql_id ) {

   // Change XXXX accordingly to QL ID.
   // It looks like you can find this by navigating to 'Kadence Blocks > All Queries'
   if ( $ql_id == XXXX ) 
   {
      $query['tax_query'] = array(
         array(
            'taxonomy' => 'property_type',
            'field' => 'slug',
            'terms' => 'detached-house',
         )
      );
   }
   
   return $query;
}, 10, 3 );