Plumbing Questions

Get fast answers to your home repair or renovation questions.

Shower cartridge replacement
Plumbing  •  513 views  •  5 answers

We are trying to replace an aqualisa thermostatic cartridge The screws on the old knee are badly corroded and impossible to get out, what can we do? We've tried lubrication, vinegar, lemon juice and drill bits for stuck screws. Nothing is working. Will we have to cut into the cartridge …

Radiators aren't heating up uniformly. Does it need a clean?
Plumbing  •  506 views  •  5 answers

So, I think there are two potential problems: 1. The radiators are hotter at the top than the bottom. Difference varies, but the largest is about 15 degrees after 4 hours of the heating being on. What should the difference normally be? Here are some thermal images of the 5 …

Replacement concealed cistern flush button
Plumbing  •  505 views  •  5 answers

Hi! I have an old MacDee pneumatic 6 litre concealed cistern. The button has broken and I would like to replace it. My partner has said a branded one is expensive. Is there an alternative to the Macdee button, and if so what should I look for? The current button …

What size to replace radiator?
Plumbing  •  501 views  •  1 answer

I want to replace an old radiator. It is 690mm x 1150mm. I can't find a replacement one that exact size. Which width size is the best to buy? (To use existing pipes up from floorboard.) 1100mm or 1200mm?

Unused shower safe to use?
Plumbing  •  501 views  •  1 answer

Shower unused for 2 years. Hot water in same bathroom used daily from tap. Is the shower safe to use now?

Options to increase cold water pressure?
Plumbing  •  501 views  •  1 answer

Hi there, can you please tell me what options do i have to increase the cold water pressure in my house given i have a gravity water system, NOT a combi boiler. Thank you.

Bathroom sink
Plumbing  •  499 views  •  5 answers

I have a slow draining bathroom sink. At least 10 minutes to empty. Tried all usual chemicals and home remedies etc. Was told too many bends in pipes causing slow emptying. Want to remedy this myself without the expense of calling someone out or getting someone dodgy. Have pictures to …

Tap gland sheared off
Plumbing  •  497 views  •  1 answer

Got a call from rental agents to say a tap gland in the bathroom washbasin had sheared off and the bill for the repairs was £370 (water overflowed into the kitchen underneath the bathroom). My view is that it would have taken excessive force by the tenants to completely shear …

Kitchen sink pipe names? How to buy parts? What's this gunk?
Plumbing  •  491 views  •  1 answer

I discovered a lot of white chalky and crumbly gunk (is that mineral build up or something else?) and dark gunk in the pipes. Since the sink is slow to drain and sometimes leaky I decided to just replace the pipes but after googling I'm having trouble identifying the name …

Two pressure pumps on a Megaflow system?
Plumbing  •  490 views  •  5 answers

Our shower has a water pressure pump located in the bathroom. It's been working well for many years. During recent renovations we had a new Megaflow system installed in the cellar (Joule Cyclone Platinum unvented cylinder) with a Sauermann Si-83 power pump. When he was checking the installation the plumber …

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