General Warranty: 
All products are warranted
         to be free of defects in material and workmanship for a period of one year from the date of manufacture.  This Warranty
         is expressly conditioned on compiiance with all inspection and preventative maintenance requirements as set by applicable
         government agencies and as specified by Delta Technology Inc.  This Warranty is extended by Delta technology Inc. only
         to the first Purchaser of the product. 
In the event that the product returned by Purchaser
         is not defective, has not malfunctioned and does conform to the Warranty, Delta technology shall in no event be liable for
         any consequential damages, not for loss, damages or expenses directly or indirectly arising from the use of this product. 
This Warranty does not apply to he malfunction or damage resulting form accident, alteration, misuse, abuse of the
         product, improper preventative maintenance, storage at extreme temperatures/environments beyond design limits, or where appropriate,
         improper use of the prioduct by untrained personnel.  This Warranty does not apply to any plastic or rubber components
         since they can be affected adversely by undue exposures to heat, sun, water, oxone or other deteriorative elements. 
This Warranty becomes void immediately should any repairs of, or alterations to this warranted procuct be made
         withot authorization by Delta Technology Inc.
Please see the following for Oxygen
         Concentrator Warranty.  
      
      Warranty on New Oxygen Concentrators:
If
         an issue arises with new oxygen concentrator under Warranty, Customer will be required to call Delta Technology for a Return
         Authorization Number and will return the unit to the Manufacturer at their expense for repair.  
The
         unit will be returned to Customer at Manufacturer's expense.   If the unit is found to be in working order not needing
         repair, the Customer will be charged a fee for service of analyzing the unit. 
Delta Technology
         will not offer return or refund for any new oxygen concentrator.
 
Domestic and International Shipping
 
We offer
         the following shipping options:
      
      
         
         	   
            
               | US Postal Service Priority Mail - 1 to 3 Day Service Express Mail Overnight Service is available | Please call for shipping price if not listed with item.   | 
            
               | FedEx  Ground Service - 1 to 5 Day Service One or Two Day Service available | Please call for shipping price if not listed with item.   | 
            
               | UPS Ground Service   Ground
                     Service - 1 to 5 Day Service One or Two Day Service available | Please call for shipping price if not listed with item. | 
            
               | FedEx International Priority or Economy | International Shipping Quote provided upon request. | 
            
               | USPS Priority Mail International  | International Shipping Quote provided upon request. | 
         
         
      
       
      Payment Methods:
 
Order online or call us directly at 1-770-534-0920 to place an order by phone. 
We accept Mastercard, Visa, Discover, American Express and PayPal.
 
We also accept personal and business checks. 
 
Privacy Policy:
 
Contact information is used
         solely for the purpose of completing the order. 
Your information
         is kept confidential and will never be given to a third party for any reason.