Tech Talk

Let's talk technical. Get the help you need from the professionals who know.

Everything you need to know about plastic pressure pipe, pipe fitting and pipe accessories for fitting plastic pressure pipe systems. We will take a more in depth view at different technical aspects of pressure pipe products and pipefitting in general. 


The following informative articles may be helpful to those who are unfamiliar with pressure piping systems and also to seasoned plastic pipefitting professionals who may find little gems of information that just make life easier.


We are constantly adding help and technical articles to this section.

If the articles in this section don't answer your technical question, then we're always at the end of the phone to help. You can suggest subjects that need clarification

Air Operated Diaphragm Pump Selection Guide

by Pipe Warehouse UK -Technical Team • 3 March 2025
A guide to factors that should be considered when choosing the materials for your Air Operated Diaphragm Pump based on application requirements.

Drum Pump Selection Guide

by Pipe Warehouse Technical Team • 3 January 2025
A guide to factors that should be assessed and considered when choosing the right drum pump for your needs.
Safi company outline, heritage, production.

SAFI Products. SAFI Quality

9 November 2023
Pipe Warehouse UK offers only quality products from trusted manufacturers, We have supplied SAFI products from our business for over 30 Years and here’s why…

Plastic Piping Material Properties

by Pipe Warehouse UK - Technical Team • 10 May 2023
Each plastic pipe material has its own unique set of properties. How to select the right material for your application. We look at temperature range & chemical resistances.
SDR of Pressure Pipe Formula Diagram

SDR (Standard Dimension Ratio)

by Pipe Warehouse UK - Technical Team • 9 May 2023
We explain SDR rating of plastic pressure pipe. What SDR actually is. Why SDR rating is important.
Expansion and contraction of plastic pip due to temperature changes

Linear Expansion of Plastic Pipe

by Pipe Warehouse UK - Technical Team • 4 May 2023
An informative introduction to thermal expansion in plastic pipe. How to avoid stress damage to pipelines caused by thermal expansion and contraction.
UPVC Plastic Pipe Union

Union pipe fittings - When and how to use them

by Pipe Warehouse UK - Technical Team • 25 April 2023
What plastic pipe unions are. How they work. Where you would use a plastic pipe union. Advantages and disadvantages of using plastic pipe unions. We explain different types of seal materials.
UPVC Plastic Ball Valves for controlling flow in pressure pipe systems

Ball Valves - When to Use & How to Choose

by Pipe Warehouse UK - Technical Team • 24 April 2023
We discuss ball valves and how they differ from other types of valves. The advantages & disadvantages of using ball valves. The differences between ball valves. When and where to use them and what you would need to consider when choosing a ball valve.