But even in the best factory, things can sometimes go wrong. This is where the quality of the warranty comes in. Good vinyl fence manufacturers recognize that you probably don't have the time or inclination to check to see if their product is manufactured to standards when you're buying it. These manufacturers assure customer satisfaction by issuing a strong, straightforward warranty. Also, they add another level of quality assurance by having their product independently tested by an outside professional testing agency.
Some manufacturers design their warranties to become void if the customer misses a procedure.
Warranties should be simple and straightforward, and should not require the customer to jump through hoops to make them effective. This standard covers the very basic requirements of what it takes to produce a good vinyl fence. Confident manufacturers are willing to have their compliance with ASTM standards tested by an independent laboratory. A straightforward, hoop-free, lifetime warranty 2. Independent testing by a third party agency to ASTM standards Manufacturers that claim to make the best should stand behind their product and be willing to be independently checked.