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 Buildstore
Trusted Cast Iron Gutters and Downpipes Supplier

When you buy Alumasc cast iron gutter online from Buildstore, you gain access to Ireland’s trusted stockist with competitive pricing and reliable site delivery. Our streamlined online platform makes it simple to browse profiles, fittings, and accessories, whether you’re a contractor, architect, or homeowner.

The Apex Heritage system includes round, square, and rectangular downpipes, multiple gutter profiles, and all associated fittings. Each component is manufactured using traditional sand casting techniques combined with modern quality control standards to ensure dimensional accuracy and consistent finish.

With direct-to-site delivery and expert support available, purchasing premium cast iron rainwater goods has never been easier

Key Features of the Alumasc Apex Cast Iron Range

Engineered for performance and authenticity, this system delivers structural reliability while maintaining classic architectural appeal.

Diverse Profile Options

Diverse Profile Options

Available in four gutter profiles and three downpipe styles to suit various building designs.

Multiple Length Choices

Multiple Length Choices

Downpipes supplied in convenient 0.9m (3ft) and 1.83m (6ft) lengths for flexible installation.

Heavy-Duty Construction

Heavy-Duty Construction

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Fully Recyclable Material

Fully Recyclable Material

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Standards Compliant 

Standards Compliant 

Producedin accordance withBS 460:2002+A2:2007 for Cast Iron Rainwater Goods.

 Buildstore
Colours & Finishes

A premium rainwater system should enhance both function and appearance. The Apex range offers high-quality finishes designed for durability and aesthetic consistency.

  • Two-Pack Epoxy Primer & Topcoat – Provides long-lasting corrosion resistance and superior protection.
  • Eight Standard RAL Colours – Carefully selected shades to complement heritage and modern projects.
  • Special Order Colours Available – Custom colour matching available upon request.
  • Factory Primed Option – One-coat protective oxide primer available for further site finishing.


Each finish is factory certified to ensure consistency, durability, and professional presentation.

Why Choose Buildstore to Buy Apex Half Round Gutter Online?

At Buildstore, we are proud to be a trusted half round cast iron gutters supplier serving contractors, developers, and homeowners across Ireland. We combine premium product ranges with competitive pricing and reliable service.

Authorised Alumasc Stockist

Authorised Alumasc Stockist

Genuine products sourced directly from leading manufacturers.

Competitive Online Pricing

Competitive Online Pricing

Transparent rates with excellent value for large and small projects.

Direct Site Delivery

Direct Site Delivery

Convenient nationwide delivery from our Co. Meath warehouse.

Expert Support Team

Expert Support Team

Knowledgeable advice available to assist with specification and installation.

Frequently Asked Questions

I want to sell my manufactured home, what are my first steps?

We'd love the opportunity to chat about your current home! We offer competitive cash offers and handle all of the closing paperwork.

Is it safe to buy Alumasc cast iron gutter online?  +

Yes, purchasing through Buildstore’s secure website ensures safe transactions, reliable delivery, and access to expert advice before and after purchase.

Are you a reliable cast iron gutters and downpipes supplier?  +

Yes, we are authorised stockists supplying genuine products with manufacturer-backed quality standards and dependable delivery services.

I want to sell my manufactured home, what are my first steps? +

Yes, we are authorised stockists supplying genuine products with manufacturer-backed quality standardsThe system includes four gutter profiles and three downpipe profiles, offering flexibility for both traditional and modern architectural projects. and dependable delivery services.

What profiles are available in the Apex range? +

The system includes four gutter profiles and three downpipe profiles, offering flexibility for both traditional and modern architectural projects.

How long does cast iron guttering last?  +

With proper installation and minimal maintenance, cast iron systems are designed to last over 40 years, making them a durable and sustainable solution.

Are the gutters supplied pre-finished?  +

Yes, products are available with factory-applied epoxy primer and topcoat finishes, along with optional primed versions for additional site finishing.

Do you offer custom colour options?  +

Yes, in addition to eight standard RAL colours, special colour orders can be arranged upon request.

What installation method is recommended?  +

Gutters are installed using wet sealed bolted joints and supported at recommended intervals to ensure structural stability and long-term performance.