Who is national tree company?Who is national tree company?

What is the warranty on a national tree company Light set?What is the warranty on a national tree company Light set?
National Tree Company warrants the incandescent light sets on its pre-lit trees against manufacturer-only defects in material or workmanship for a period of two (2) years from date of purchase: three (3) years for low voltage LED-lit trees. Culpability of Company is limited to replacement of defective light set only.
Does national tree company pay for shipping under warranty?Does national tree company pay for shipping under warranty?
Please note the following terms regarding shipping of product for warranty service: 1) National Tree Company will pay the cost of shipping (to our facility and back to customer), under warranty terms, during the first seasonof use. Receipt dated prior to December 25 of purchase year constitutes first season of use.
How do I contact national tree?How do I contact national tree?
Visite nuestro servicio al cliente en: www.nationaltree.com. 5 GUARDE EN SUS ARCHIVOS: Código Unviersal del Producto (UPC) 729083