Terms of Service

Last Updated: February 12, 2026 | Effective Date: January 1, 2026

By using HVACBase.org, you agree to these terms. Please read them carefully.

Quick Overview

✅ Free to Use

All content and calculators are free

📚 Educational Only

Not professional HVAC advice

🔒 Your Content

You retain rights to your submissions

1. Acceptance of Terms

By accessing or using HVACBase.org ("Website", "Service", "we", "us", or "our"), you agree to be bound by these Terms of Service and all applicable laws and regulations. If you disagree with any part of these terms, you may not use our Service.

Who Can Use Our Service

  • • You must be at least 13 years old
  • • You must have the legal capacity to enter into contracts
  • • You must not be prohibited from using the Service under applicable law
  • • You must provide accurate information when using our calculators

2. Use License & Intellectual Property

Permitted Uses

  • ✓ View and read all content for personal, non-commercial use
  • ✓ Use calculators and tools for your HVAC planning
  • ✓ Share links to our content on social media
  • ✓ Print articles for personal reference
  • ✓ Quote portions with proper attribution

Prohibited Uses

  • ✗ Republishing entire articles without permission
  • ✗ Using content for commercial purposes without license
  • ✗ Scraping or automated data collection
  • ✗ Removing copyright notices or attribution
  • ✗ Creating derivative works without permission
  • ✗ Misrepresenting content as your own

Copyright & Ownership

All content on HVACBase.org, including text, graphics, logos, images, calculators, and software, is the property of HVACBase.org or its content suppliers and is protected by international copyright laws.

Content TypeOwnerUsage Rights
Articles & GuidesHVACBase.orgPersonal use only
Calculators & ToolsHVACBase.orgFree use, no resale
User CommentsUser (licensed to us)Perpetual license granted
Third-party ContentOriginal ownersAs specified by owner

3. Disclaimers & Limitations

IMPORTANT DISCLAIMERS

Educational Purpose Only

HVACBase.org provides general information and educational content about HVAC systems. This information is NOT a substitute for professional HVAC consultation, inspection, or service.

No Professional Advice

We do not provide professional HVAC, engineering, architectural, or legal advice. Always consult licensed professionals for system design, installation, and repairs.

Calculator Accuracy

Our calculators provide estimates based on general principles and user inputs. Actual requirements may vary significantly. Professional load calculations (Manual J) should be performed for accurate sizing.

"AS IS" Basis

Content is provided "AS IS" without warranties of any kind, either express or implied, including but not limited to warranties of merchantability, fitness for a particular purpose, or non-infringement.

4. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW:

  • HVACBase.org shall not be liable for any indirect, incidental, special, consequential, or punitive damages
  • We are not liable for damages resulting from use or inability to use our Service
  • We are not responsible for errors, omissions, or inaccuracies in content
  • Total liability shall not exceed $100 or amount paid to us (if any)

Specific Exclusions: We are not liable for HVAC system damage, improper installations, energy cost variations, equipment failures, personal injury, property damage, or any losses from reliance on our content.

5. User Responsibilities

You Agree To:

  • ✓ Provide accurate information in calculators
  • ✓ Use content for lawful purposes only
  • ✓ Respect intellectual property rights
  • ✓ Verify information with professionals
  • ✓ Follow local building codes and regulations
  • ✓ Not attempt to hack or disrupt the Service

You Will NOT:

  • ✗ Use automated tools to scrape content
  • ✗ Attempt unauthorized access to systems
  • ✗ Post spam or malicious content
  • ✗ Impersonate others or misrepresent affiliation
  • ✗ Violate any applicable laws or regulations
  • ✗ Interfere with others' use of the Service

6. Indemnification

You agree to defend, indemnify, and hold harmless HVACBase.org, its officers, directors, employees, agents, and affiliates from any claims, damages, losses, liabilities, costs, and expenses (including attorney fees) arising from:

  • • Your use or misuse of the Service
  • • Your violation of these Terms
  • • Your violation of any third-party rights
  • • Content you submit, post, or transmit through the Service
  • • Your reliance on information without professional verification

7. External Links & Third-Party Content

Our Service may contain links to third-party websites or services that are not owned or controlled by HVACBase.org.

We Are Not Responsible For:

  • • Content, privacy policies, or practices of third-party sites
  • • Products or services offered by external sites
  • • Accuracy or reliability of third-party information
  • • Damages from interaction with third parties

Note: Links to manufacturers, government agencies, and industry organizations are provided for reference only and do not constitute endorsement.

8. Modifications to Terms

We reserve the right to modify these Terms at any time. Changes become effective immediately upon posting.

Notification Process:

Minor ChangesUpdated silently with new date
Material Changes30-day notice on homepage
Your OptionStop using Service if you disagree

9. Termination

We May Terminate If:

  • • You violate these Terms
  • • You abuse the Service
  • • Required by law
  • • Service is discontinued

Effects of Termination:

  • • Access immediately revoked
  • • License to use content ends
  • • Surviving provisions remain
  • • No refunds provided

10. Governing Law & Disputes

Governing Law

These Terms are governed by the laws of the United States and the State of Delaware, without regard to conflict of law principles.

Dispute Resolution

  1. First attempt: Good faith negotiation via email
  2. If unresolved: Binding arbitration under AAA rules
  3. Location: Delaware or mutually agreed location
  4. Small claims court allowed for qualifying disputes

Class Action Waiver: You agree to resolve disputes individually and waive the right to participate in class actions, class arbitrations, or representative actions.

11. Contact Information

Questions About These Terms?

Email: legal@hvacbase.org

Website: hvacbase.org

Response Time: 2-3 business days

For Other Inquiries: