hello im new to homebrewing so ive bought a mexican larger kit from wilko as the reviews seem to say its a easy one for beginners now ive had it fermenting for 5 days and ive just been looking at the instructions and it doesnt say anything about when to use finnings now the kit didnt come with any finnings so does this mean that this product doesnt need them im not sure what to do ive got finnings that ive bought seperate as i thought i would need this help please