Blog

Thorne & Derrick’s POWER Blog is regularly updated with news, projects, videos, technical tips, training information, promotions, webinars, career opportunities and white papers.

➡ View T&D’s brochure – contact our Sales Team with your requirements.

We focus on Product CategoriesDuct Seals | Cable Cleats | Cable Glands | Electrical Safety | Arc Flash Protection | Cable Jointing Tools | Cable Pulling | Earthing | Feeder PillarsCable Joints LV | Joints & Terminations MV HV 

We provide guidance and technical support for the installation of LV, MV & HV Cable Joints, Terminations, Substation & Electrical Equipment from our Key Suppliers including:

3M CMP Ellis Patents
Nexans Euromold Elastimold Pfisterer
Prysmian Alroc CSD
Roxtec CATU Electrical Cembre
Lucy Zodion ABB Emtelle

MV HV Cables 11kV 33kV

With Photo Blog contributions from our social network of utility professionals, linesmen and cable jointers working on MV HV EHV cables and overhead lines typically at 11kV, 33kV, 66kV and up to 132kV.

JOINT ♦ TERMINATE ♦ CONNECT ♦ GLAND ♦ CLEAT ♦ CRIMP ♦ DUCT ♦ SEAL ♦ REPAIR ♦ CABLE ♦ SPLICE ♦ INSULATE


You are currently filtering by: Duct Seals

Duct Sealing Solutions with Filoform

Published 20 May 2025

Duct Sealing Solutions with Filoform

How Do I Select a Duct Sealing Solution? At Thorne & Derrick, we pride ourselves on working with industry leaders to deliver innovative, reliable, and compliant solutions to our customers. In this edition of Ask the Experts, Ian Joynson, Technical Specialist at Filoform, talks all things duct sealing —...

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CSD Sealing Systems for Critical Fire Protection of Substations

Published 23 Apr 2025

CSD Sealing Systems for Critical Fire Protection of Substations

From CSD Sealing Systems The recent fire at the electrical substation next to Heathrow Airport, which led to its temporary closure and disrupted thousands of flights reminds the industry of the importance of critical fire protection measures in substation environments. Thorne & Derrick are Approved Main UK Distributors for...

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Sealing Cables | Windfarm & Substation Cable Sealing using CSD Systems

Published 13 Feb 2025

Sealing Cables | Windfarm & Substation Cable Sealing using CSD Systems

Nofirno Duct Seal System CSD Technical Services have been involved in a key renewable energy project since 2020, whereby they have been specified for duct seal entries across a huge onshore substation site. The sealing of three additional 250mm cable entries, each containing a 1x120mm cable, was requested by...

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Water Mitigation in Data Centers by Roxtec (Cable Transit Manufacturer)

Published 18 Dec 2024

Water Mitigation in Data Centers by Roxtec (Cable Transit Manufacturer)

By Jason Hood, Global Segment Manager – Infrastructure Roxtec International AB Abstract With recent reports indicating an increased threat of extreme weather related events and rising sea levels due to climate change, critical infrastructure is expected to become more threatened by water ingress and flooding. For communication infrastructure, including...

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