Truma Safety Drain Valve JG 2.8 Bar
Product info
Product info
Couldn't load pickup availability
The Truma Safety Drain Valve JG 2.8 Bar is a replacement drain valve designed for Truma caravan and motorhome water heater systems. It allows you to safely drain down your boiler and water system for servicing, maintenance or winter storage, helping protect your leisure vehicle from frost damage when temperatures drop.
This version features 12mm John Guest push-fit connections, making it suitable for semi-rigid 12mm pipework commonly used in caravans, campervans and motorhomes. The push-fit design helps provide a secure and straightforward connection when fitted as part of a compatible water system.
The valve is rated to 2.8 bar, making it suitable for standard caravan and motorhome water systems. It also provides a manual drain point, allowing residual water to be released from the boiler before winterising or carrying out maintenance.
Key Features
- Genuine-style Truma safety drain valve
- 2.8 bar pressure rating
- 12mm John Guest push-fit connections
- Suitable for semi-rigid caravan and motorhome pipework
- Helps drain down Truma water heater systems
- Useful for winterising and frost protection
- Manual drain operation with easy-use lever
- Ideal replacement part for compatible Truma boiler systems
- Suitable for caravans, campervans and motorhomes
Product Details
- Product: Truma Safety Drain Valve JG 2.8 Bar
- Part number: 70142-05
- Connection type: John Guest push-fit
- Pipe size: 12mm semi-rigid pipe
- Pressure rating: 2.8 bar
- Application: Boiler / water heater drain valve
- Suitable for: Compatible Truma water heater systems
Ideal For
- Caravan water heater maintenance
- Motorhome boiler drain-down
- Campervan water system servicing
- Winterising your leisure vehicle
- Replacing a damaged or worn safety drain valve
- 12mm John Guest pipework installations
The Truma Safety Drain Valve JG 2.8 Bar is a practical replacement part for maintaining and protecting your Truma water heating system, helping you drain the system safely and prepare your caravan or motorhome for colder weather.
Delivery & Returns
Delivery & Returns
🚚 Fast Dispatch: Order by 2pm and we’ll aim to ship your order the same day, Monday to Friday.
🇬🇧 UK Delivery: DPD, Parcelforce, or Royal Mail
📦 30-Day Returns: Unused items in original packaging
💬 Need Help? info@nomadicleisure.co.uk
All payments are processed securely using trusted providers. Your card details are never stored or shared - we use encrypted systems to keep every transaction safe.
About Nomadic Leisure
At Nomadic Leisure, we’re more than a retailer — we’re a family-run UK business built on a shared love of travel and adventure. Whether you’re converting a campervan, exploring off-grid living, or setting sail, we provide the gear and expertise to make every journey better.
Our products are tested, trusted, and chosen for quality, reliability, and value — helping you travel with confidence wherever the road (or water) takes you.
- Family-run UK business with real-world experience
- Handpicked products from trusted leisure brands
- Knowledgeable, UK-based customer support