Black plastic sheeting that is fire retardant is the safest solution for use in Haunted Houses. Year after year very famous amusement parks look to us for their fire retardant black plastic sheeting. If the haunted house is open to the public, it may be required by your local fire authorities. The fire marshal may ask you to show fire certificates proving the results that this plastic passes the NFPA 701-15 Test 1 fire test. This test is more current than the NFPA 701-04. Ask for the fire certification when you order the film.