Glow-worm Compact 28 Combi (inc horizontal flue and filter)

Glow-worm Compact 28 Combi (inc Horizontal Flue & Filter)

Glow-worm Compact 28 Combi is designed to deliver reliable heating and hot water performance for modern homes. This model is an excellent choice if you are looking for a combination boiler that balances efficiency, durability and everyday comfort. Whether replacing an older system or installing a new combi boiler, this product offers a practical solution tailored to its specification and output.

The Glow-worm Compact 28 Combi Boiler Pack provides efficient heating and hot water performance in a space-saving design. Supplied with a horizontal flue and system filter, this 28 kW natural gas boiler is ideal for modern homes that need reliable, energy-saving comfort from a compact and easy-to-install unit. Built in the UK at Glow-worm’s award-winning factory, the Compact range combines durable construction, user-friendly controls, and high efficiency to help lower running costs. Its small footprint and quiet operation make it perfectly suited for installation in kitchens, utility areas, or cupboards.

Key Features

Compact and lightweight design – fits neatly into cupboards or tight spaces. High-efficiency performance – designed to reduce energy use and bills. Includes horizontal flue and power system filter for simple installation. Compatible with Glow-worm flue accessories and controls. Slimline 25 mm spacing frame for flexible positioning. Optional drop-down mechanical timer for easy heating control. Quiet operation – ideal for installation near living areas. 5-year warranty when registered with Club Energy.

Technical Specifications

Manufacturer: Glow-worm Model: Compact 28 C MPN: GWMCPCOMPACTCP02 Fuel Type: Natural Gas Type: Combi Boiler Pack Includes: Horizontal Flue & Filter Heat Output: 28 kW DHW Output: 28 kW DHW Flow Rate (35°C Rise): 11.5 L/min CH Condensing Max Output: 23.9 kW Noise Level: 54 dB Height: 740 mm Width: 330 mm Depth: 450 mm Warranty: 5 Years (Subject to Manufacturer’s T&Cs)

Why Choose the Glow-worm Compact 28 Combi?

Combining practicality with performance, the Glow-worm Compact 28 Combi delivers powerful heating and hot water from an impressively small unit. Designed for easy installation, quiet operation, and long-term reliability, it’s a great choice for households looking to maximise space without compromising on comfort or efficiency.

Check out our full range of plumbing supplies.

Browse more boilers available online.

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.
  

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.