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Technical articles, industry news and guides on construction materials.
Chimneys
Sombrerete antilluvia: cómo evitar que entre agua por el conducto de la chimenea
Un conducto abierto de 20 cm recoge más de 3 litros por hora de lluvia intensa. Qué daños provoca esa agua, cómo distinguirla de la condensación y cómo se corta el problema.
28 September 2026
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Window Sills
Vierteaguas para puerta exterior: cómo evitar que entre agua por el umbral
El umbral de una puerta no es el alféizar de una ventana: el agua no cae, corre. Qué exige el CTE en accesos a terraza, cómo se anula el goterón y cómo se resuelve el conflicto entre accesibilidad y estanqueidad.
24 September 2026
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Ventilation Grilles
Decorative Ventilation Grilles: Good Looks Without Losing Airflow
A good-looking grille that chokes the airflow is a badly chosen grille. What free area is, how accessories reduce it and how to reconcile design with ventilation.
21 September 2026
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Wall Caps
Wall Caps: Copings for Concrete Block Walls
A block wall suffers the most when its top is left unprotected. We compare the usual coping options — concrete, ceramic, stone and aluminum — and when each one suits.
17 September 2026
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Chimneys
What Is the Best Chimney Cap? A Buyer's Guide
A buyer's guide to the chimney cap: static or mechanical, chimney box dimensions, material by environment, working temperature and regulations.
14 September 2026
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Wall Caps
Made-to-Measure Wall Copings: How to Measure the Wall and Order Your ALU-CLICK® Without Mistakes
How to measure a wall and order the made-to-measure ALU-CLICK® wall coping: width of the wall top, metres, slope, mitres, end caps, couplings and expansion joints.
10 September 2026
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Window Sills
Made-to-Measure Aluminum Window Sills: How to Measure and Order
How to measure and order a made-to-measure aluminum window sill: length, projection, drip edge, slope, rear upstand and side end caps.
7 September 2026
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Chimneys
Chimney Flue Cap on a Metal Sheet or Sandwich Panel Roof
How to resolve the penetration and cap of a chimney flue through a metal sheet or sandwich panel roof: watertightness, flue outlet height and made-to-measure pieces.
3 September 2026
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Gutters
How to Install Rainwater Gutters: Slope, Downpipes and Sizing to BS EN 12056-3
A complete gutter installation guide: design rainfall intensity, gutter and downpipe sizing to BS EN 12056-3, what slope to use and how to resolve brackets, joints and expansion.
31 August 2026
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Chimneys
Flue Outlet for a Pellet or Wood Stove: Which Cap to Choose
A complete guide to choosing the cap for the flue outlet of a pellet or wood stove: natural or forced draught, types of cap, material, flue diameter, outlet height, condensation and maintenance.
27 August 2026
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Window Sills
Window Sills with a Drip Edge: How They Prevent Damp and Staining on the Facade
How the drip edge of a window sill throws water clear of the wall and prevents vertical streaks and damp under the window, and what standards expect.
24 August 2026
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Ventilation Grilles
Bathroom and Kitchen Ventilation Grilles: How to Choose the Right Size and Airflow
How to choose a ventilation grille for a bathroom or kitchen: required airflow, free area, material and accessories. A practical guide.
6 August 2026
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Chimneys
Chimney Won't Draw or Backdrafts in the Wind: Causes and the Right Cap as the Fix
Chimney not drawing, or smoke blowing back when it's windy? The causes of poor draft and backdraft, how to diagnose them and which cap solves each case.
3 August 2026
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Window Sills
ALU-DROP®: What Window Sill End Caps Are and Why They Prevent Leaks
ALU-DROP® are the end caps that close off the ends of the window sill and stop water leaking into the jamb. What they are, how they're fitted and mistakes to avoid.
30 July 2026
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Chimneys
Stainless Steel or Lacquered Aluminum Chimney Cap: How to Choose the Right Material
AISI 316 stainless steel or lacquered 3005 H44 aluminum? A practical guide to choosing the right chimney cap material for your location, fuel and facade.
27 July 2026
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Gutters
Aluminum, Zinc, or Galvanized Steel Gutters: A Materials Comparison
Aluminum, zinc, or galvanized steel gutters: a materials comparison
23 July 2026
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Chimneys
Mechanical vs. Static Chimney Cap: Which to Choose for Chimneys and Ventilation
Mechanical vs. static chimney cap: which to choose for chimneys and ventilation
20 July 2026
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Chimneys
Chimney Flashing on the Roof: How to Prevent Leaks
Chimney flashing on the roof: how to prevent leaks
16 July 2026
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Window Sills
Window Sill Ledge: What It Is and How to Protect It From Water
Window sill ledge: what it is and how to protect it from water
13 July 2026
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Chimneys
Chimney Cap: What It's For and How It Works
Chimney cap: what it's for and how it works
6 July 2026
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Gutters
Types of Roof Gutters: A Guide to Choosing
Types of roof gutters: a guide to choosing
29 June 2026
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Window Sills
What Is a Window Sill? Types, Materials, and Function
What is a window sill? Types, materials, and function
22 June 2026
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Chimneys
Made-to-Measure Chimney Cap: How to Measure, Choose, and Order Yours
A made-to-measure chimney cap is manufactured to the exact dimensions of the surround. How to measure it, what material to choose, and when you need one.
4 April 2026
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Chimneys
What Is a Chimney Cap? Types, Materials, and How to Choose the Right One
Discover what a chimney cap is, what types exist, and which material suits your use, climate, and flue size.
28 March 2026
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Wall Caps
Which Type of Wall Coping Should You Choose? Metal Coping vs. Concrete or Ceramic
Technical comparison between aluminum metal coping, concrete coping, and ceramic coping: durability, maintenance, installation, weight, and real cost of each solution.
4 August 2025
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Ventilation Grilles
7 Advantages of Installing Ventilation Grilles for Facades
Facade ventilation grilles combine air renewal, moisture control, and Approved Document F compliance with no electrical consumption. Seven technical reasons to include them in any project.
4 August 2025
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Ventilation Grilles
Factors to Consider When Choosing the Ideal Outdoor Ventilation Grille
Technical guide to choosing an outdoor ventilation grille: climate resistance, safety, aesthetics, opening sizing, louvers, RAL finish, and manufacturing lead times.
23 May 2025
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Wall Caps
How to Choose the Right ALU-CLICK Wall Cap for Your Project
Step-by-step guide to choosing the right ALU-CLICK® wall cap: wall measurements, RAL color, necessary accessories, profile calculation, and manufacturing lead times.
23 May 2025
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Ventilation Grilles
Materials Most Commonly Used in Manufacturing Ventilation Grilles and Their Properties
Technical comparison of polyester-painted aluminum, stainless steel, galvanized steel, and plastic for ventilation grilles: durability, maintenance, cost, and recommended use environments.
27 March 2025
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Ventilation Grilles
Guide to Choosing the Right Ventilation Grille Based on the Space
How to choose the right ventilation grille for each type of space: homes, offices, industrial buildings, garages, and commercial premises. Flow rate, location, material, and UK ventilation regulations.
15 March 2025
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Chimneys
Installing a VENTUM® Chimney Cap: A Step-by-Step Guide
Installing a VENTUM® cap requires no site work or special tools: just the right measurements and two people to lift the piece onto the roof.
20 November 2024
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Wall Caps
A Fast, Fully Waterproof Installation System With ALU-CLICK® Joints
The ALU-CLICK® system protects wall and parapet coping with no silicone or sealant. How it works, components, installation steps, and technical specifications.
20 November 2024
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Ventilation Grilles
The 5 Most Common Mistakes When Installing Ventilation Grilles and How to Avoid Them
The five most frequent mistakes when installing ventilation grilles — wrong material, mismeasuring, wrong placement, loose fixing, and poor sealing — and how to avoid them on-site.
6 November 2024
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Chimneys
Why Choose VENTUM® Chimney Caps? What Makes the Difference
Not all chimney caps draw air the same way. Geometry, made-to-measure fit, and material make the VENTUM® difference.
6 November 2024
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Wall Caps
7 Advantages of the ALU-CLICK® Aluminum Wall Cap Over Other Wall Caps
Seven technical reasons why the ALU-CLICK® aluminum wall cap outperforms concrete, ceramic, and other screwed systems: no silicone, no visible fixings, no joint maintenance.
16 October 2024
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Ventilation Grilles
What to Consider When Ordering Made-to-Measure Ventilation Grilles
Step-by-step guide to ordering made-to-measure ventilation grilles: what measurements to take, what RAL color to choose, how to size the flow rate, what accessories to include, and what lead times to expect.
16 October 2024
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