Skip to product information
1 of 3

MPN: 10021224

Vaillant ecoTec Plus 430 (ErP) Open Vent Boiler Only

Vaillant ecoTec Plus 430 (ErP) Open Vent Boiler Only


Regular price £1,427.66 Excl. VAT
£1,713.19 Incl. VAT
Sale price £1,427.66 Excl. VAT
£1,713.19 Incl. VAT
Regular price
*For business & Trade Accounts only.
Want it processed today? Order within:

Safe & Secure Payments

Payment methods
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Key Information

  • - Product type: Boiler.
  • - Output: 30 kW (BTU figure typically around 100,000).
  • - Dimensions: 320 mm.
  • - Compatibility: Vaillant controls and accessories.
  • - Weight: 25 kg.

Product Information

Vaillant ecoTEC Plus 430 (ErP) Open Vent Boiler

The Vaillant ecoTec Plus 430 (ErP) Open Vent Boiler Only is designed for properties with an existing cylinder-based heating system and a separate hot water store. It is a sensible replacement for a conventional boiler, giving homeowners reliable heating without needing to completely redesign the system. This regular boiler is suited to traditional home heating setups where dependable output and straightforward installation matter.

The Vaillant ecoTEC Plus 430 (ErP) Open Vent Boiler is a high-output, energy-efficient heating solution designed for larger homes with traditional open-vented systems. Combining strong performance with a compact design, this boiler is an excellent upgrade option for replacing older models while improving efficiency and reliability throughout your heating system. Despite its powerful 30kW output, the ecoTEC Plus 430 remains compact and neatly styled, allowing it to be installed in cupboards, airing spaces, or utility rooms with ease. Its modern design ensures it fits seamlessly into your home, while delivering the heating capacity needed for properties with higher demand. This boiler has been designed with ease of use in mind. The intuitive push-button controls and clear display make it simple to adjust settings, while the advanced diagnostic system provides detailed performance information. This helps engineers carry out servicing and maintenance quickly, reducing downtime and keeping your system running smoothly. To ensure year-round reliability, the ecoTEC Plus 430 includes built-in two-stage frost protection, helping to protect the system during colder weather. It's also compatible with Vaillant's full range of accessories and controls, giving you the flexibility to enhance your heating system for greater efficiency and comfort. With an A-rated ErP efficiency, this boiler helps to reduce energy consumption and keep running costs under control. It also comes with a standard 5-year warranty, which can be extended up to 10 years when installed by a Vaillant Advance Installer, offering long-term peace of mind.

Key Features & Benefits

Compact, space-saving design for flexible installation Ideal for traditional open-vented heating systems High 30kW output suitable for larger homes Simple push-button controls for easy day-to-day use Advanced diagnostic display for efficient servicing Built-in two-stage frost protection for added reliability Compatible with Vaillant controls and accessories A-rated ErP efficiency for improved energy savings Up to 10-year warranty available with approved installation

Technical Specifications

  • Product Type: Gas Open Vent Boiler
  • Model: ecoTEC Plus 430
  • GTIN: 4024074794067
  • Height: 600 mm
  • Width: 375 mm
  • Depth: 320 mm
  • Weight (Net): 23 kg
  • Gross Weight: 25 kg
  • Output: 30 kW (BTU figure typically around 100,000)
  • ErP Rating: A (Heating)
  • Warranty: 5 years (extendable to 10 years with Vaillant Advance Installer)

Frequently Asked Questions

Is the ecoTEC Plus 430 suitable for larger properties?

Yes, with its 30kW output, this model is ideal for larger homes or properties with higher heating demands using an open-vented system.

Can this boiler be installed in a cupboard?

Yes, thanks to its compact dimensions, it can be fitted in cupboards or smaller spaces, as long as installation guidelines and ventilation requirements are met.

How do I extend the warranty?

The standard 5-year warranty can be extended up to 10 years when installed by a Vaillant Advance Installer, subject to the manufacturer's terms and conditions.

Why Choose Us

At JJ Building Materials, we're committed to supplying quality building products at competitive prices, backed by the service and expertise you'd expect from an established independent merchant. Whether you're a trade professional managing large-scale projects or a homeowner taking on a DIY renovation, we're here to help you find the right products for the job.

As part of the JJ Roofing Supplies Group, we build on decades of experience supplying construction materials across the UK. We've expanded beyond roofing to offer a growing range of building materials, including timber, insulation, landscaping products, plumbing supplies, flooring, doors, bricks, fencing, garden buildings and much more – all available to order online with nationwide delivery.

We work with many of the industry's leading manufacturers to bring you trusted products that meet the highest standards of quality and performance. Our team is passionate about providing excellent customer service, competitive pricing and a straightforward shopping experience from start to finish.

When you shop with JJ Building Materials, you can expect:

  • Competitive prices on leading brands and quality products.
  • Nationwide delivery across the UK
  • A constantly expanding range of building and landscaping materials.
  • Friendly, knowledgeable customer support.
  • A trusted business backed by the JJ Roofing Supplies Group.

Delivery

Every order is personally reviewed by our experienced team to ensure everything is correct before dispatch. We offer delivery from as little as the next working day on selected products, so please refer to the dark blue Estimated Delivery box above for the expected delivery timeframe for this item.

We work with trusted manufacturers and specialist delivery partners to ensure your order arrives safely and on time. You'll receive tracking details once your order has been dispatched, and if we need to confirm any delivery details, one of our team will contact you directly to keep everything running smoothly.

Roof Tiles & Fittings:

We recommend ordering an additional 10% of roof tiles to allow for any breakages that may occur during delivery or handling. Roof tiles are naturally fragile, and having a few extra on site helps prevent delays and ensures your roofing project can be completed without interruption.

Vaillant ecoTec Plus 430 (ErP) Open Vent Boiler Only

£1,427.66

Can I collect this product from a local branch?

Absolutely. Check availability at your nearest branch during checkout or contact us directly.

Do you offer bulk pricing or trade discounts?

Yes, we offer competitive rates for trade customers and bulk orders. Contact our team for a tailored quote.

What if the product arrives damaged?

Please notify us within 48 hours of delivery. We’ll arrange a prompt replacement or refund as needed.

How fast is the delivery time?

Most items are delivered within 2–5 working days, depending on stock and location. Some products may take longer times.

What is the Return Policy?

We accept most returns within 14 days of delivery, provided the items are unused, in their original packaging, and in resalable condition. Please contact our customer service team to arrange a return or discuss any concerns.