Privacy policy

Last Updated: July 19, 2026

Aervona respects your privacy and is committed to handling personal information responsibly and transparently.

This Privacy Policy explains how Higrey Inc., operating the Aervona website and brand, collects, uses, discloses, stores, and protects personal information when you visit aervona.com, create an account, place an order, contact customer support, subscribe to marketing communications, or otherwise interact with us.

In this Privacy Policy, “Aervona,” “we,” “us,” and “our” refer to Higrey Inc.

By using our website, you acknowledge the practices described in this Privacy Policy. Where required by applicable law, we will request your consent before collecting or using certain categories of personal information.

1. Who We Are

Aervona is an online retailer offering oxygen concentrators, accessories, and related home healthcare products directly to consumers.

Our business information is:

Store Name: Aervona
Legal Business Name: Higrey Inc.
Website: aervona.com
Email: hi@aervona.com
Business Address: 1500 N Grant St, Ste R, Denver, CO 80203, United States

Questions or requests concerning this Privacy Policy may be sent to hi@aervona.com.

2. Scope of This Privacy Policy

This Privacy Policy applies to personal information collected through:

  • Aervona’s website;
  • Online checkout and account features;
  • Customer service communications;
  • Product reviews, surveys, and feedback;
  • Email and other marketing communications;
  • Advertising, analytics, and website measurement tools;
  • Other services that link to this Privacy Policy.

This Privacy Policy does not apply to third-party websites, platforms, or services that have their own privacy policies.

3. Personal Information We Collect

The information we collect depends on how you interact with Aervona.

Information You Provide Directly

We may collect information that you provide when you:

  • Place or attempt to place an order;
  • Create or manage an account;
  • Contact customer service;
  • Request a return, refund, warranty service, or replacement;
  • Subscribe to email communications;
  • Submit a review, survey, or other feedback;
  • Participate in a promotion;
  • Communicate with us through an online form.

This information may include:

  • Full name;
  • Email address;
  • Billing address;
  • Shipping address;
  • Account login information;
  • Order number and purchase history;
  • Products viewed, purchased, returned, or reviewed;
  • Communication and marketing preferences;
  • Customer service messages;
  • Photographs or videos submitted for product support;
  • Product model and serial number;
  • Information voluntarily provided in connection with a warranty or support request.

If required for order validation or warranty service, healthcare-related details (such as oxygen flow prescription) sent to us will be kept strictly confidential in compliance with applicable standards.

Payment Information

When you make a purchase, payment information is collected and processed by our payment service providers.

Depending on your selected payment method, this may include:

  • Payment card details;
  • Billing information;
  • Payment authorization information;
  • Payment status;
  • Fraud-prevention information.

Aervona generally does not directly store complete payment card numbers or card security codes. Payment transactions are handled through payment processors and ecommerce service providers using their own security and privacy practices.

Information Collected Automatically

When you visit or use our website, we and our service providers may automatically collect information such as:

  • Internet Protocol address;
  • Browser type and version;
  • Device type;
  • Operating system;
  • Device identifiers;
  • Language and time-zone settings;
  • Referring website or advertisement;
  • Pages and products viewed;
  • Links or buttons selected;
  • Search activity on our website;
  • Date, time, and duration of visits;
  • Shopping cart activity;
  • Checkout activity;
  • Approximate location derived from an IP address;
  • Advertising and analytics identifiers;
  • Cookie and consent preferences;
  • Website errors, security events, and diagnostic information.

We use this information to operate the website, understand customer activity, prevent fraud, measure advertising performance, and improve our products and services.

Information Received From Third Parties

We may receive personal information from third parties that support our business, including:

  • Ecommerce platform providers;
  • Payment processors;
  • Shipping and logistics providers;
  • Fraud-prevention and security providers;
  • Marketing and advertising platforms;
  • Analytics providers;
  • Customer service platforms;
  • Social media platforms;
  • Business and technology service providers.

For example, a shipping carrier may provide delivery status information, or a payment processor may tell us whether a payment was approved or declined.

4. How We Use Personal Information

We may use personal information for the following purposes.

To Process and Fulfill Orders

We use information to:

  • Confirm and process purchases;
  • Verify payment;
  • Arrange packaging and delivery;
  • Provide order and shipping updates;
  • Manage cancellations, returns, refunds, and warranty requests;
  • Communicate about an order;
  • Maintain transaction records.

To Provide Customer Service

We use information to:

  • Respond to questions and requests;
  • Provide product information;
  • Assist with product setup or troubleshooting;
  • Review photographs or videos submitted for support;
  • Resolve delivery, payment, return, or warranty issues;
  • Improve the quality of customer support.

To Operate and Improve Our Website

We use information to:

  • Maintain website functionality;
  • Remember shopping cart and account preferences;
  • Analyze website usage;
  • Improve website navigation and product presentation;
  • Test new website features;
  • Diagnose technical problems;
  • Measure website performance.

To Protect Aervona and Our Customers

We may use information to:

  • Detect and prevent fraud;
  • Verify transactions;
  • Protect accounts and payment activity;
  • Investigate suspicious behavior;
  • Prevent website abuse;
  • Enforce our policies and terms;
  • Protect our legal rights and property.

To Communicate With You

We may send:

  • Order confirmations;
  • Shipping notifications;
  • Customer service replies;
  • Return or refund updates;
  • Warranty communications;
  • Important policy or service notices;
  • Marketing emails where permitted.

You may unsubscribe from marketing emails by selecting the unsubscribe link contained in the message. Transactional messages related to your orders or account may still be sent.

For Advertising and Measurement

Subject to applicable law and your consent choices, we may use information to:

  • Measure the effectiveness of advertisements;
  • Understand how visitors reached our website;
  • Create general advertising audiences;
  • Limit repeated advertisements;
  • Attribute purchases to advertising campaigns;
  • Improve advertising relevance;
  • Perform analytics and conversion measurement.

We do not use information that you directly provide about a diagnosis, symptoms, prescription, treatment, or other sensitive health matter to create personalized advertising audiences.

To Comply With Legal Obligations

We may use information to:

  • Maintain tax and accounting records;
  • Respond to valid legal requests;
  • Comply with applicable laws and regulations;
  • Investigate disputes or claims;
  • Enforce agreements;
  • Protect the safety and rights of customers, Aervona, and others.

5. Legal Bases for Processing

Where applicable law requires a legal basis, we may process personal information for the following reasons:

Performance of a Contract

We process information when necessary to:

  • Accept and fulfill an order;
  • Deliver products;
  • Process payments;
  • Provide customer service;
  • Handle returns, refunds, or warranty requests.

Legitimate Interests

We may process information for legitimate business interests, including:

  • Operating and improving our website;
  • Preventing fraud;
  • Protecting our systems;
  • Measuring business performance;
  • Providing customer support;
  • Maintaining transaction records.

We consider the impact of this processing on your rights and interests.

Consent

We rely on consent where required for activities such as:

  • Non-essential cookies;
  • Certain analytics technologies;
  • Certain advertising technologies;
  • Marketing communications.

You may withdraw your consent at any time. Withdrawing consent does not affect processing that occurred before consent was withdrawn.

Legal Obligations

We may process information when necessary to comply with tax, accounting, consumer protection, law-enforcement, regulatory, or other legal obligations.

6. How We Disclose Personal Information

We do not disclose personal information indiscriminately. We may disclose information to the following categories of recipients when reasonably necessary.

Ecommerce Platform Providers

Our online store may be hosted and supported by Shopify and related technology providers. These providers may process information needed to operate the store, checkout, customer accounts, fraud detection, analytics, and other ecommerce functions.

Payment Processors

Payment processors, banks, card networks, digital wallet providers, and financing providers may process information necessary to authorize and complete transactions.

Their handling of payment information is governed by their own privacy notices and agreements.

Shipping and Fulfillment Providers

We may provide names, shipping addresses, order information, email addresses, and other necessary delivery information to:

  • Warehouses;
  • Fulfillment partners;
  • Shipping carriers;
  • Customs providers;
  • Logistics service providers.

These providers receive only the information reasonably necessary to prepare, ship, track, or deliver orders.

Customer Service and Technology Providers

We may use third parties to provide:

  • Email services;
  • Customer support systems;
  • Website hosting;
  • Cloud storage;
  • Product review tools;
  • Fraud prevention;
  • Cybersecurity;
  • Website maintenance;
  • Data analysis.

Analytics and Advertising Providers

Subject to applicable law and your privacy choices, we may disclose or make available limited device, browsing, purchase, and interaction information to analytics and advertising providers.

These providers may include services operated by Google and other advertising or measurement platforms used by Aervona.

Depending on the provider and your location, these parties may use cookies, pixels, tags, device identifiers, or similar technologies to provide measurement, attribution, fraud prevention, or advertising services.

Professional Advisers

We may disclose information to accountants, auditors, insurers, legal advisers, consultants, and other professional advisers when reasonably necessary for their services.

Legal and Safety Disclosures

We may disclose information when we reasonably believe disclosure is necessary to:

  • Comply with applicable law;
  • Respond to a court order, subpoena, or lawful government request;
  • Investigate fraud or illegal activity;
  • Protect the rights, safety, or property of Aervona, our customers, or others;
  • Enforce our policies or agreements.

Business Transactions

If Higrey Inc. is involved in a merger, acquisition, financing, reorganization, asset sale, bankruptcy, or similar business transaction, personal information may be reviewed or transferred as part of that transaction, subject to applicable law.

With Your Direction or Consent

We may disclose information when you ask us to do so or provide consent.

7. Cookies and Similar Technologies

Aervona and our service providers may use cookies, pixels, tags, local storage, software development tools, and similar technologies.

Cookies are small data files stored on a browser or device. They can support website functionality and help us understand how the website is used.

We may use the following types of cookies.

Strictly Necessary Cookies

These cookies support essential functions such as:

  • Shopping cart operation;
  • Checkout;
  • Account login;
  • Payment security;
  • Fraud prevention;
  • Website navigation;
  • Cookie preference storage.

Disabling these cookies may prevent parts of the website from working correctly.

Functional Cookies

These cookies remember preferences such as:

  • Language;
  • Region;
  • Display choices;
  • Previously selected settings.

Analytics Cookies

Analytics cookies help us understand:

  • How visitors use the website;
  • Which pages or products are viewed;
  • How visitors move through the website;
  • Whether website errors occur;
  • How website performance can be improved.

Advertising Cookies

Subject to applicable law and your consent choices, advertising technologies may be used to:

  • Measure advertisements;
  • Attribute visits or purchases to campaigns;
  • Limit repeated advertisements;
  • Build advertising audiences;
  • Present advertising on third-party platforms.

Where required, non-essential cookies will not be activated until you provide consent.

You may manage cookies through:

  • The cookie banner or privacy settings available on our website;
  • Your browser settings;
  • Device settings;
  • Advertising platform privacy controls.

Blocking cookies may affect certain website features.

8. Google Services

Aervona may use Google services, including Google Analytics, Google Ads, Google Merchant Center, conversion measurement, and related technologies.

These services may process information such as:

  • IP address;
  • Browser and device information;
  • Website interactions;
  • Advertising identifiers;
  • Referral information;
  • Purchase and conversion activity;
  • Cookie consent signals.

Google may process this information under its own terms and privacy policies.

Where required by law, Aervona uses consent controls to communicate whether a visitor has agreed to analytics storage, advertising storage, advertising personalization, or advertising-related user data processing.

9. Sale, Sharing, and Targeted Advertising

Aervona does not sell personal information to third parties in exchange for money.

However, certain privacy laws define “sale,” “sharing,” or “targeted advertising” broadly. Under those definitions, the use of advertising cookies or the disclosure of limited browsing and purchase activity to advertising providers may be considered sharing or targeted advertising.

Where applicable, you may opt out through:

  • The cookie banner or privacy preference tool on our website;
  • A “Do Not Sell or Share My Personal Information” or similar link, where available;
  • A recognized browser-based opt-out preference signal;
  • An email to hi@aervona.com with the subject line “Privacy Opt-Out Request.”

We will process valid opt-out requests as required by applicable law.

We do not knowingly sell or share the personal information of children for targeted advertising.

10. Data Retention

We retain personal information only for as long as reasonably necessary for the purposes described in this Privacy Policy.

Retention periods may depend on:

  • The length of our relationship with you;
  • Whether you maintain an account;
  • Order, payment, delivery, and warranty requirements;
  • Tax and accounting requirements;
  • Fraud prevention;
  • Dispute resolution;
  • Legal and regulatory obligations;
  • The sensitivity of the information.

When information is no longer reasonably required, we may delete, anonymize, or securely isolate it, subject to applicable law and technical limitations.

11. Data Security

We use reasonable administrative, technical, and organizational safeguards designed to protect personal information.

These measures may include:

  • Encrypted website connections;
  • Secure checkout technology;
  • Access controls;
  • Authentication procedures;
  • Fraud monitoring;
  • Service-provider security reviews;
  • Restricted access to customer information;
  • System monitoring and maintenance.

Payment information is processed through specialized payment service providers.

No online service, electronic transmission, or storage system can be guaranteed to be completely secure. Customers should use unique passwords and protect access to their email and Aervona accounts.

If we identify a data security incident, we will investigate and provide notifications where required by applicable law.

12. Your Privacy Rights

Depending on where you live, you may have the right to:

  • Request access to personal information we hold about you;
  • Request correction of inaccurate information;
  • Request deletion of certain information;
  • Request a copy of certain information in a portable format;
  • Restrict or object to certain processing;
  • Withdraw consent;
  • Opt out of marketing communications;
  • Opt out of targeted advertising or certain data sharing;
  • Appeal a decision concerning a privacy request;
  • Submit a complaint to an appropriate data protection authority.

These rights may be subject to legal exceptions. For example, we may retain information needed to complete a transaction, detect fraud, comply with tax requirements, resolve disputes, or protect legal rights.

To submit a privacy request, email: hi@aervona.com

Use the subject line “Privacy Request” and include:

  • Your full name;
  • The email address associated with your account or order;
  • Your order number, when relevant;
  • The type of request you are submitting;
  • The state or country where you live.

We may request additional information to verify your identity before completing a request. We will use verification information only to process and document the request.

You may use an authorized agent where permitted by law. We may request proof that the agent has authority to act on your behalf.

We will not unlawfully discriminate against you for exercising an applicable privacy right.

13. International Data Transfers

Aervona is operated by Higrey Inc. in the United States.

Our service providers may process information in the United States and other countries. Privacy and data protection laws in those locations may differ from the laws where you live.

Where required, we use contractual protections or other legally recognized safeguards for international transfers of personal information.

14. Children’s Privacy

Aervona’s website is intended for adults and is not directed to children under 13 years of age.

We do not knowingly collect personal information directly from children under 13.

If you believe a child has provided personal information to us without appropriate authorization, contact hi@aervona.com. We will review the request and delete the information where required.

Additional protections may apply to individuals under 16 in certain jurisdictions.

15. Third-Party Websites and Services

Our website may contain links to third-party websites or services.

Aervona does not control the privacy, security, or content practices of third parties. This Privacy Policy does not apply to information collected directly by those third parties.

Review the privacy policy of each third-party website or service before providing personal information.

16. Changes to This Privacy Policy

We may update this Privacy Policy to reflect changes in:

  • Our business operations;
  • Website features;
  • Service providers;
  • Data processing practices;
  • Legal or regulatory requirements.

When we make changes, we will update the “Last Updated” date at the top of this page.

Where required by law, we will provide additional notice or request consent before applying material changes.

17. Contact Us

Questions, concerns, or privacy requests may be sent to:

Higrey Inc.
1500 N Grant St, Ste R
Denver, CO 80203, US

Email: hi@aervona.com
Website: aervona.com