How to remove featured image from blog feed [Feedzy]

Feedzy adds by default to your RSS feed the image thumbnail for each feed item. If you want to remove this  you would need to add this code snippet: 

remove_filter( 'the_excerpt_rss', 'feedzy_insert_thumbnail_RSS' );
remove_filter( 'the_content_feed', 'feedzy_insert_thumbnail_RSS' );