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Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling.
Free Shipping on qualified orders over $599! Excluding HI, AK & Canada, and products marked Special Handling.

Customer Service

Ordering Options

Low Energy Systems supports many means to place your orders. Orders are processed Monday--Friday, 8:00am -- 2:00pm, MST.

Online - This is the fastest and preferred method to place your order, so feel free to place your order right here on our site. If you do not find what you are looking for, you can call at our toll free number: 1-800-873-3507. For expedited delivery on Saturday, please contact us directly at 1-800-873-3507.

Telephone - You may also place your order with an actual human over the phone, by calling 1-800-873-3507. Please have your credit card or other payment information ready when you call.

Fax - If you prefer to fax your order, please call us and will provide you with a form you can print and fax to us at 303-781-3608.

Office - If you are located near our headquarters in Colorado you may also visit our show room at the following address: 5350 Joliet Street Unit 1, Denver CO, 80239

Special Handling- Some items require shipping through an freight company. Price of shipping varies and will be calculated after the sale. Customer will then be contacted by one of our associates with more information.

Drop Ship- Items marked Drop Ship are not in stock and will be delivered direct from the factory. Items may take a few extra days for delivery. Some items may require Freight shipping and the customer will be contacted with a shipping quote.

Now shipping to Canada!

Return Policy

Once a product has been shipped from our premises, if you wish to return it for reasons other than damage, please, note that our restock charge is minimum 20% of the cost of the returned item(s). Please inspect the contents of your order and report any damage or discrepancies within 48 hours of receipt. We do not accept returns of products after they have been installed. All shipping costs are not refundable. Return policy is limited to 30 days from the date of purchase. No returns on special order items, replacement parts, electrical parts, or consumables. Products must be returned in original shipping container. Returns require a return authorization number.

Privacy Policy

Any and all information that we collect about our customers will not be sold, traded, or given to any other person or company, for any reason. We value your privacy, so your information will never leave our company.

Price Match Policy

Have you seen a lower price? Low Energy Systems works hard to give you great deals on our quality products. If you have found a better price for the same items at another authorized dealer, please call us at 800-873-3507. We will do our best to meet and/or beat that price. Low Energy Systems takes pride in our commitment to service, product knowledge, lifetime technical support, fast delivery and competitive pricing. (Price matching is applicable to identical products and similar conditions of sale.)

Payment Options

Orders placed during the weekend will be shipped the following Monday.

Money Order or Cashier's Check - Purchased items will be shipped immediately upon receipt.

Personal Check - Purchased items will be shipped on the tenth business day.

Credit Card - Purchased items will be shipped next business day.

PayPalPurchased items will be shipped next business day.

Your credit card is charged only when your order is shipped.

International Transactions

International transactions are processed through PayPal.

Sales Tax

Colorado residents will have sales tax added to their order, according to their jurisdiction. 8.81% for Denver sales tax (includes RTD and Colorado), 4% for jurisdictions within RTD boundaries (includes Colorado), and 2.9% for Colorado sales tax (for any address outside Denver and/or RTD jurisdictions)


Dealers / Distributors / Representatives

Dealer Inquiries Invited!

Tankless water heater sales are expected to grow at double digit rates for the foreseeable future. Want to get into Business? Call us 1-800-873-3507 or go to Contact Us to email us.

We offer special pricing and benefits for dealers, plumbers and contractors who install tankless water heaters. Such as:

  • Extra installation tips and help for hydronics equipment.
  • Special low prices for large quantity orders
  • Unlimited fast reply email and phone technical support
  • As well as special deals, available for the contractors only.