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Welcome to ASL Limited's Blog

We hope that you not only find what you are looking for but maybe even learn a little more while you are here.

From here you can view a list of the latest blog articles below OR filter them by category OR see the full archive of blog articles at the bottom of the page.

Featured Article

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The ASL Limited road gully sucking tanker on it's way to a road gully clearance.
A rainwater gully and a road gully serve similar purposes in collecting and directing water, but they differ in their locations and specific functions: Rainwater Gully Purpose: Designed to handle water from rooftops, driveways, and other hard surfaces around buildings. Location: Typically found on private property...

Blog Articles

How to use a sink plunger effectively
The shower drain is blocked! Oh my goodness - it can't be full of hair again surely 🤢 - can it!? It doesn't seem to matter how much you pull from your head when you wash it and ball up for the bin, over time there still seems to be enough to home a small gerbil when you finally get round to pulling it from the plughole...
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A photo of rainwater or 'surface water' guttering and down pipe - but where is it going?
"Will someone please help me?" We often get calls for help because sewage is flooding out onto someone's drainage field. In many cases, we explain to customers that there may be rainwater getting into their sewage system. We cannot stress enough the importance of preventing this. So much so here the subject now has its...
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This image shows fat, grease and oil build up in the inspection chamber of a domestic sewage treatment plant.
When you pump raw sewage to a treatment plant, certain processes take place. Process; initial separation of solids from liquids Retention time is; the time it takes for solids to separate from the wastewater and how much is retained in the holding tank. An Influx of raw materials which are not human waste can take a...
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Preparation and Planning to install a new sewage treatment plant.
Before obtaining estimates: Drainage surveys are an essential part of the garden design – before the treatment plant estimating process. You may be able to provid e visual diagrams – If yo u’ve had plans drawn up by an architect within 2 years, they can be very helpful to us. On most occasions, we advise a professional...
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An image of ASL Limited drainage personnel clearing a blocked drain.
The definition of experience: practical contact with and observation of facts or events. an event or occurrence which leaves an impression on someone. encounter or undergo (an event or occurrence). The definition of an experienced drainage specialist: “A person with training & knowledge of, or who has participated in...
An image of a Klargester septic tank
What is Klargester? Klargester is a world leader in manufacturing and supplying premium wastewater management solutions, such as septic tanks. Having been operating for over 60 years, Klargester provides a variety of septic tank and wastewater products that are designed specially to benefit drain and sewer systems...
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This is a cross-section diagram of a cesspool/cesspit created by ASL Limited.
​A cesspit (also known as a cesspool) is a sealed, fully enclosed holding tank that collects and stores sewage from your property when it cannot be connected to the main sewage system. Because of this reason, they have often considered a temporary solution for locations where discharging wastewater would be prohibited...
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An onion shaped septic tank
If septic tanks are always 3/4 full, why do we empty them? The diagram below acceptable levels in septic tanks after one year’s usage. We empty the tank to maintain the optimal functionality that these levels enable. When should you do it, and what's involved if you don't? Saving money by not emptying your septic tank...
An image of icicles hanging from water pipes in winter.
Frozen pipes are a problem you definitely don’t want to be facing this Christmas. Frozen pipes are a serious problem, causing a significant pressure build-up, resulting in burst pipes and flooding. With so much pressure building – over 2,000 pounds per square inch, the pipe will eventually burst and cause enormous...
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This image shows what you are likely to see once your treatment plant is in place.
Your treatment plant is now installed; the next stage for us is to talk to the house owner (the ‘operator’ of the treatment plant) about maintaining your treatment plant. In our experience, the better you look after your treatment plant, the longer it will last. Therefore, it is important to understand why what we do...

ASL Blog Articles Archive

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