Bags are utilized by most vacuums for storage of dust and dirt. But we can doubt the effectiveness of this sort of storage. Sometimes, the dirt escapes the bag and gets back into the carpet. So dusting may be needed after vacuuming has been carried out which can add more to the stress and consume more time and effort. Furthermore, allergens can pose danger to health of the home members in the form of allergic issues and asthmatic problems. 

Companies now have come up with the concept of rainbow vacuums that is better in the overall suction process and trapping dirt inside it. They have innovated use of water in bag-less vacuums. 

There are mixed views on the success of this product. Here are the essential pros and cons of it.

PROS

● Practicality of rainbow vacuum cannot be doubted. Users are not required to purchase and replace the bags. One can save a great deal of money relative to bagged vacuums that is dependent on daily replacement of bags.
● One can save himself from the exposure to dust each time which is necessary when emptying a vacuum bag. 
● Rainbow vacuums are highly durable and can last a long time. Most vacuums have a life of an approximate 12 to 15 years. In fact they can last decades. The materials being used are sturdy and are worth the money. 
● Rainbow vacuums produce less trash. If all households utilize these vacuums, paper dust bags will no longer exist. This is a great way to reduce production of paper. 
● Rainbow vacuums are ideal when it comes to suction power. Users will never complain about the suction of these devices. As long as the water canister is kept clean, there is no problem of losing suction that can be caused by clogging. You can find more about it on http://www.vacuumpal.com/. 

CONS

● Cost is one of the drawbacks that users tend to face. This machine can cost up to thousands of dollars which can be burdensome on pocket. It is not a great option if you want to save money. 
● Rainbow vacuums are not user-friendly since they weigh a lot. This product is not for you if you are looking for lightweight vacuums. Many users tend to complain about its weight. It is nearly impossible to pull and push this machine with much ease. 

Vacuum cleaners are essential purchases for every homeowners. Rainbow vacuums are important options amongst all. Nevertheless, it is imperative to weigh the pros and cons before making the purchase. This vacuum is not the same like other options in the market. One have to familiarize themselves with the features before one can decide whether it is the ideal option for it. 
It is also important to read different reviews about it on different websites. Look for customer feedbacks as well to get better insights in the merits and demerits of it. This will help you to make a more well-informed purchased and help you put hands on the best option of all.