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Aluminium Feather Edges, Derbies, Rules

  • 🟩 Skimflex & Refina H Shape Serrated Feather Edges Darbies

    Skimflex and Refina serrated feather edges are built for professional plasterers and renderers who demand flat, consistent results on every wall. Designed to level freshly applied render, remove air pockets, and highlight high and low spots without dragging laitance to the surface, these aluminium straight edges provide accuracy and control across large areas. Manufactured from lightweight, precision-engineered aluminium with rigid H-section profiles, they deliver strength without unnecessary weight. Whether you choose Skimflex for outstanding value or Refina for established trade performance, these serrated straight edges are essential tools for achieving perfectly ruled render work across the UK.

  • 🟩 Skimflex & Refina H Shape Straight Edges, Darbies & Rules

    Skimflex and Refina straight edges, darbies and aluminium rules are designed for professional plasterers and renderers who need perfectly flat, level surfaces across large areas. Available in H-section, Z-section and box rule profiles, these lightweight yet rigid aluminium tools provide the strength and accuracy required to rule off render, trim excess material and identify high and low spots with precision. Ideal for base coats and finishing preparation, they help achieve consistent thickness and a true surface before final trowelling. Whether you choose Skimflex for exceptional value or Refina for established trade performance, these straight edge tools are trusted across the UK for reliable, professional results.

  • 🟩 Skimflex & Refina Feather Edges (Trapezoid Profile)

    Skimflex and Refina feather edges are essential plastering straight edges designed to deliver flat, even surfaces when ruling off fresh plaster or render. Featuring a tapered trapezoid aluminium profile, these lightweight yet rigid tools allow you to draw down material smoothly, remove high spots and achieve consistent thickness across walls and ceilings. Ideal for base coats, rendering and screeding work, the smooth feathered edge glides without dragging or marking the surface. Whether known as a feather edge rule, plastering straight edge or trapezoid screeding level, Skimflex and Refina tools are trusted across the UK for precise, professional results.

  • 🟩 Skimflex & Refina I-Section Render Scrapers

    Skimflex and Refina I-section render scrapers are designed for professional plasterers and renderers who need strength, straightness and speed when scraping back modern render systems. Featuring a rigid aluminium I-beam profile, these tools provide maximum stiffness with minimal flex, making them ideal for levelling monocouche, polymer, silicone and through-colour renders across large wall areas. The precision-extruded, burr-free edges allow smooth, controlled scraping without marking the surface, helping to remove high spots and achieve a consistent, flat finish before final texturing. Trusted across the UK, I-section scrapers are an essential tool for clean, accurate render preparation.

  • traditional floor screed being layed with a floor screeding rule

    🟩 Skimflex & Refina Box Rules, Straight Edges & Levels

    Skimflex and Refina straight edge rules and box section levels are built for precise levelling across concrete screeds, brickwork, plasterboard and rendering applications. Manufactured from rigid, lightweight aluminium, these tools provide a true straight reference for drawing off wet screed, checking flatness and identifying high or low spots across large areas. Box section profiles offer added strength and reduced flex, making them ideal for floor screeding and dot-and-dab plasterboard work, while integrated spirit levels on selected models deliver accurate horizontal and vertical alignment. Whether used for bricklaying, floor levelling or general construction, these professional-grade aluminium rules are trusted across the UK for strength, accuracy and consistent results.

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Straight Edges, Feather Edges, Box Rules & I-Section Scrapers – FAQs

A feather edge (trapezoid profile) is used to draw down and level fresh plaster or render, while a straight edge rule is primarily used to check flatness and remove excess material across larger spans.
A serrated feather edge helps level fresh render, remove air pockets and highlight high and low spots without dragging too much material across the surface.
A darby is a straight levelling tool, often in H or Z profile, used to smooth and level plaster or render after application.
An H-section rule is an aluminium straight edge with a reinforced H-shaped profile for added rigidity and reduced flex over longer lengths.
A box rule is a hollow rectangular aluminium profile designed for screeding concrete, levelling floors and dot-and-dab plasterboard work due to its strength and stability.
Yes, box section rules are ideal for drawing off wet screed between guides to create flat, level floors.
Aluminium levels are used across brickwork, plastering, screeding and general construction to check horizontal and vertical alignment.
An I-section scraper is a rigid aluminium I-beam tool used to scrape back and flatten semi-set render, especially monocouche and polymer systems.
Use a feather edge to level fresh material and an I-section scraper once the render has firmed up and needs refining.
Yes, straight edges and box rules are commonly used to check board alignment and ensure a flat wall finish.
Lengths usually range from around 600mm up to 2.5 metres depending on the application and surface size.
Aluminium provides strength, corrosion resistance and lightweight handling while maintaining straightness.
Yes, straight edges and levels are widely used to check line, level and flatness in brick and block work.
No, serrated tools are for working and releasing air in fresh render, while smooth rules are for finishing and achieving flatness.
Each profile offers specific benefits — increased rigidity, reduced flex, improved grip or smoother material flow — depending on whether the task is screeding, levelling, scraping or finishing.

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