IM GROWING IN SOIL. USING A 400 WATT HPS LIGHT...I GOT 5 MAMACITAS ABOUT TWO FEET TALL, IN MY CLOSET THE ONLY PROBLEM IS MY CLOSET KEEPS GETTING LIKE 85 DEGREES SO EVERY ONCE IN A WHILE I HAVE TO OPEN THE DOOR TO KEEP THE TEMP. DOWN A BIT...I DONT HAVE ANY FANS OR FILTERS...THATS WHERE I NEED HELP AT IM NOT QUITE SURE HOW TO PUT WHAT AND WHAT TOGETHER...MY HOOD DOESNT HAVE ANY DUCTING HOLES...LIKE I SAID IM NEW IM ACTUALLY SURPRISED MY LADIES HAVE GOTTEN THIS FAR WITHOUT THE PROPER EQUIPMENT