SUPPORT 1-877-508-3900


DKSI Shipping

Orders are processed within 24 hours and ship Monday to Friday excluding holidays. All orders are shipped from Mississauga, Ontario, or Dallas, Texas. Delivery is 2-5 business days after shipped.

DKSI Return Policy

At DKSI, we strive to offer the best shopping experience, including fast and hassle-free returns. Please read the following terms regarding our refund and return policy.

  1. Return Eligibility

Items must be returned within [30] days of purchase. To be eligible for a return, your item must be in the same condition that you received it, and in its original packaging. 

  1. Return Process

To initiate a return, please contact us at with your order number and we will provide you a return label.

  1. Refunds and Exchanges

After we have received your return, we will issue a refund.

DKSI Warranty

At DKSI, we strive to offer the easiest warranty experience, including fast and hassle-free warranty claims. 

For any questions regarding Warranty policy please contact us at or call us toll free at 877-508-3900.

Find Warranty Registration here.

Find Warranty Claim Here.

Support where you need it, when you need it.

Our mission is to provide customers with an eco-friendly, idle reduction technology by offering better value and maintaining the utmost integrity. We pride ourselves on providing high-quality products, support, and service for all of our customers. Whether you are a first-time customer or have been enjoying your PHP or major branded heater for years, we are here for you.