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Caravan CaraGuard Winteriser

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The CaraGuard Caravan & Holiday Home Winteriser is the eco-conscious, septic-safe solution for protecting your caravan or holiday home toilets, sinks, and waste pipes during winter drain-down. Unlike standard automotive antifreeze, this formula is 100% pure, non-toxic, and safe for use around pets, children, and the environment.

Developed specifically for use in caravans, static holiday homes, and lodges, this winteriser helps prevent frozen and cracked pipework while complying with waste disposal regulations. Each 1L bottle provides powerful protection for systems with up to two toilets—without any dilution or compromise.



Price: £29.99Price (inc VAT): £35.99


Why Choose CaraGuard Winteriser?


CaraGuard is the ideal alternative to automotive antifreeze. It’s septic tank friendly, highly concentrated, and made to perform in freezing temperatures—protecting your water systems even in harsh British winters.


  • 100% Pure, Non-Toxic Formula: Safe for septic tanks, wildlife, pets, and humans—perfect for eco-sensitive sites and parks.

  • Full Strength Protection to -60°C: No dilution—unlike watered-down competitors offering -46°C or even -20°C coverage.

  • Ideal for Winter Drain-Down: Prevents cracked toilets and pipework in caravans, lodges, and static homes during cold spells or long absences.

  • One Bottle Covers Most Setups: Each 1L bottle is enough to winterise a modern caravan with 2 toilets—no waste, no guesswork.


CaraGuard Product Details


  • Volume: 1 Litre

  • Freezing Protection: Up to -60°C (undiluted concentrate)

  • Safe for Septic Tanks: Yes

  • Toxicity: 100% non-toxic and biodegradable



What’s Included with Your Purchase?


  • 1 x 1L CaraGuard Winteriser Bottle (Full Instructions on Label)



Why Order Online?


We understand how important it is to protect your investment during the off-season. Ordering your CaraGuard online from The Happy Camper Store gives you peace of mind with:


  • Fast & Reliable Delivery: Direct to your caravan pitch, storage yard, or home.

  • Quality Guaranteed: No watered-down formulas—just full-strength winter protection.

  • Safe Checkout: Buy with confidence using our secure online system.



Perfect for Caravans & Holiday Lodges


CaraGuard is ideal for:


  • Static Caravans & Holiday Homes: Prevent frozen toilets and cracked pipework during winter closures.

  • Eco Parks & Septic Tank Sites: Safe for use on environmentally regulated locations.

  • Motorhomes & Seasonal Storage: Protect internal pipework when not in use.



Order Your CaraGuard Winteriser Today


Don't risk burst pipes or toxic alternatives—choose CaraGuard for safe, effective winter protection. With a proven, high-performance formula, it’s the smart choice for caravan and lodge owners who care about safety and the environment.

Click “Order Now” or get in touch with our team if you have any questions.

Need help? Visit our FAQs or contact us directly—we're always happy to help.


☎️ 0300 124 6982

📧 info@thehappycamperstore.co.uk