FAQs

How long do UniHeat warmers last?

UniHeat warmers are available in various durations, such as 20,30,40,48,60,72,96 & 120 hour packs, depending on your shipping needs. Check the packaging for details.

Can I reuse UniHeat warmers?

No, UniHeat warmers are designed for single use and cannot be reactivated.

Are UniHeat warmers safe for live animals?

Yes, when used properly. Follow your shipping provider’s instructions for heat pack placement. Min box size should be a 12x9x6

How quickly will my order ship?

Orders placed by 1:00 PM MT are typically shipped the same day, Monday through Friday, depending on carrier pickup schedules.

Can I ship to a PO Box?

Yes, USPS can deliver to PO Boxes. However, UPS and FedEx require a residential or business address.

What if I need Saturday delivery?

Saturday delivery may be available for Next Day orders placed on Friday. Contact us at info@phazelock.com  to confirm availability and costs.

How do I get a shipping quote for international orders?

For Canada, check the estimated cost at checkout or email us for a personalized quote. For other countries, email info@phazelock.com  with your address, product details, and quantity.

Are there additional fees for international shipping?

Customs fees, duties, or taxes may apply, depending on your country’s regulations. These are not included in our shipping quote and are the recipient’s responsibility.

How long does international shipping take?

Delivery times vary by destination and carrier. Once your order ships, we’ll provide a tracking number and estimated delivery date.

Can I return a UniHeat Shipping Warmer if it doesn’t work?

Please review our Best Practices Guide to ensure proper use. If issues persist, contact us at info@phazelock.com  for assistance.

Are return shipping costs covered?

No, customers are responsible for covering return shipping costs, which are non-refundable.

How long does it take to process a refund?

Once we receive and inspect your returned item in resalable condition, we’ll process your refund within 5–7 business days. Refunds will be issued to your original payment method, minus applicable fees.

What should I do if my UniHeat warmer doesn’t work?

Refer to our Best Practices Guide for usage instructions. If issues persist, contact info@phazeLock.com with photos of the product and packaging, including the “best by” date.

Can I cancel or modify my order?

Orders may be canceled or modified before shipping. Contact info@phazeLock.com as soon as possible to request changes.

Who is responsible for international customs fees?

Customs fees, duties, or taxes are the responsibility of the recipient, as outlined in our Shipping Policy.

Why do you offer email-only support?

Email support allows us to process orders faster, keep costs low, and provide clear, trackable communication. We respond to inquiries within 1–2 business days.

How do I submit a purchase order (PO)?

You must first be approved for a wholesale account. Visit the Wholesale Registration page to apply. Once approved you can submit online.

How do I register for a wholesale account?

Visit our Wholesale Registration page, complete the requirements, and submit your application. We’ll notify you of approval status via email. Please be sure to upload the appropriate forms.

Packaging Notice
During our transition from earlier Phase Pack labeling to our new PhazePak™ design, some inventory may display packaging marked “Phase Pack” or “Distributed by Amoeba Temp Solutions.”
These are authentic products manufactured by PhazeLock LLC and are identical in formulation and performance to our current PhazePak™ line.

All future production will display updated PhazePak™ packaging and PhazeLock LLC company information.