Cromar

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  • £2.42 ex. VAT
    The Cromar CromaVerge Angled Centre Cap is a roofing accessory designed to finish and seal the apex of a roof within the CromaVerge dry verge system. Made from durable, UV-stabilised recyclable polypropylene, it provides a neat and secure cover at the ridge where verge units meet, helping to prevent water ingress and stop birds or insects entering the roof space. The angled design allows it to sit neatly over roof tiles for a professional finish, and it installs quickly without the need for mortar, making it a low-maintenance and easy-fit solution compatible with Cromar dry verge systems.
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  • £3.12 ex. VAT
    The Cromar 10L White Plastic Tub is a durable mixing container designed primarily for roofing and construction applications, especially when working with GRP (glass-reinforced plastic) systems. Made from strong, heavy-duty plastic, the tub has a 10-litre capacity and a wide opening that allows easy mixing and pouring of materials such as resin, catalyst, and topcoat. It is lightweight, easy to handle, and often includes measurement markings to help achieve accurate mixing ratios for consistent results. This tub is commonly used by both professional roofers and DIY users for
  • Select options This product has multiple variants. The options may be chosen on the product page
  • £3.26 ex. VAT
    The Cromar 3-in-1 Overfascia Eaves Protection with comb filler (1000 x 10m) is a multi-functional roofing accessory designed to improve ventilation and protection at the eaves of pitched roofs. It combines three components in one unit: an over-fascia ventilation strip, an underlay support tray, and an integrated eaves comb filler. This system helps maintain proper airflow, supports the roofing underlay to prevent it from sagging into the gutter, and blocks birds, bats, and insects from entering the roof void. Suitable for use with most clay and concrete roof tiles, it provides an efficient, ea
  • £15.83 ex. VAT
    The Cromar 112mm Flexi-Tube and Clips is a flexible rainwater downpipe extension designed to connect 112 mm gutter outlets to drainage points with ease. Made from durable, weather-resistant plastic, the flexi-tube allows for easy bending and adjustment, making it ideal for installations where rigid pipework is difficult to fit. The included clips help secure the tube firmly in place, ensuring a stable and reliable connection between the gutter system and the drain while maintaining efficient water flow.
  • £33.81 - £135.24 ex. VAT
    £33.81 - £135.24 ex. VAT
    Cromar Instead of Lead 5 Meter Lengths is a flexible, lead-free flashing alternative designed for roofing applications where traditional lead would normally be used. Manufactured from durable, weather-resistant materials, it provides excellent protection against water penetration around chimneys, walls, roof valleys, and other junctions. Supplied in convenient 5-meter rolls, it is lightweight, easy to cut and shape, and simple to install, making it a practical and environmentally friendly solution for both professional roofers and DIY projects.
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  • £4.29 ex. VAT
    The Cromar 10L Graduating Bucket is a durable and practical mixing bucket designed for a wide range of construction, decorating, and DIY tasks. Made from strong, high-quality plastic, it features clear graduated measurement markings that allow for accurate mixing of materials such as plaster, mortar, adhesives, or paint. With a generous 10-litre capacity and a sturdy carry handle, the bucket is easy to transport and clean, making it a reliable and reusable tool for both professional tradespeople and home users.
  • £6.39 - £13.54 ex. VAT
    £6.39 - £13.54 ex. VAT
    The Cromar Pro GRP Bubble Buster ‘V’ Laminating Roller is an essential tool for achieving a smooth, bubble-free finish in GRP projects. Designed with a ribbed metal roller, it efficiently works resin into Chopped Strand Mat (CSM), ensuring an even distribution and optimal resin-to-mat ratio while removing trapped air. Suitable for both professional and DIY use, this durable roller helps produce consistent, high-quality laminates with improved strength and finish. Key Points: - Ribbed metal roller effectively removes air bubbles for a smooth finish - Ensures even resin distribution and
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  • £5.60 - £94.82 ex. VAT
    £5.60 - £94.82 ex. VAT
    Cromar PRO GRP Acetone Cleaner is a fast-evaporating solvent designed for cleaning and preparing glass-reinforced plastic (GRP) surfaces before and after installation or repair work. It effectively removes grease, oils, uncured resins, adhesives, and other contaminants to ensure strong adhesion and a clean finish when working with GRP roofing systems and related materials. The cleaner dries quickly without leaving residue, making it suitable for surface preparation and tool cleaning in professional roofing and construction applications. Because it is a powerful solvent, it
    Select options This product has multiple variants. The options may be chosen on the product page
  • £78.74 - £104.37 ex. VAT
    £78.74 - £104.37 ex. VAT
    Cromar PRO GRP Resin is a pre-promoted, thixotropic, medium-reactive polyester resin specifically formulated for roofing applications, offering extremely low styrene emissions. Its low viscosity ensures rapid and efficient fibre wet-out, while the combination of long pot life and fast curing makes it easy to work with. The resin also delivers superior mechanical properties, providing durable, high-performance results for GRP roofing projects. Key Points: - Extremely low styrene emission for safer application - Low viscosity for quick and efficient fibre wet-out - Long pot life with rapid
    Select options This product has multiple variants. The options may be chosen on the product page
  • £20.50 ex. VAT
    The Cromar 5U Eaves Protector 330mm x 16m is a durable roofing accessory designed to protect the eaves area of pitched roofs. Made from a high-strength polyester reinforced bituminous membrane, it helps support roof underlay at the eaves and prevents it from sagging into the gutter. This reduces the risk of water ponding, rot, and damage to the roof structure, helping to extend the lifespan of the roofing system. Supplied in a 16-metre roll with a 330mm width, it provides reliable protection and is suitable for use with slate or tile roof coverings.
  • £65.93 ex. VAT
    The Cromar Cromar 3H Vent Base Layer 34kg 20m is a high-performance, breathable roofing underlay designed to provide a strong and reliable base layer beneath roof tiles or slates. Manufactured from durable multi-layer materials, it offers excellent resistance to water penetration while allowing moisture vapour to escape, helping to reduce condensation within the roof structure. Supplied in a 20 m roll with a weight of 34 kg, it is suitable for use on pitched roofs and provides dependable protection against wind-driven rain during construction and throughout the roof’s lif