# Cookie Policy

Which cookies and scripts we set on warmtepompkopen.nl, what they do, and how long they're stored.

Canonical: https://www.warmtepompkopen.nl/en/cookies
Laatst bijgewerkt: 2026-09-25

Last updated: 25/09/2026

## What are cookies?

Cookies are small text files a website stores on your device. We only use cookies where they are needed to make the site work, and — only with your consent — to measure how the site is used. You can change your choice at any time via the cookie settings at the bottom of this page.

## Cookies we set

| Name | Purpose | Retention | Third party | Consent |
| --- | --- | --- | --- | --- |
| cookie\_consent\_v2 | Stores your choice in the cookie banner (accept / reject / per category). | 365 days | First-party | Functional |
| sb-<project>-auth-token | Signed-in session for the customer portal, partner portal or admin (Supabase SSR cookie). | Session / max 1 year (auto-refresh) | Supabase | Functional |
| \_ga | Distinguishes unique visitors for Google Analytics 4 (anonymised, IP truncation). | 2 years | Google (via Google Tag Manager) | Functional |
| \_ga\_<container-id> | Persists session state for Google Analytics 4 per GA4 property (anonymous, AP-recipe). | 2 years | Google (via Google Tag Manager) | Functional |
| \_gid | Distinguishes unique visitors within a single day (Google Analytics). | 24 hours | Google (via Google Tag Manager) | Functional |

## Third-party scripts

- **Google Tag Manager + Google Analytics 4**

  —

  Anonymous measurement under the Dutch DPA (AP) 2023 guidance: IP truncation on, Google Signals off, User-ID off, no advertising features, no cross-site tracking, 14-month retention. Enabled by default — not used for advertising.

  (Google · Functional)
- **Vercel Web Analytics**

  —

  Cookieless page-view counts via anonymous server-side fingerprint (no cookies, no IP storage). Enabled by default under ePrivacy — no consent required.

  (Vercel · Functional)
- **Meta Pixel + TikTok Pixel**

  —

  Ad measurement for paid campaigns — loaded only after you explicitly consent to marketing.

  (Meta · TikTok · Marketing)

## Changing your choice

You can block or delete cookies in your browser. We also show a cookie banner on your first visit where you choose which categories to accept. We respect your choice until you withdraw it.

Questions? Email privacy@warmtepompkopen.nl.