Protect your plumbing system from the damaging effects of water hammer. This 1/2" shock arrestor from Tower is designed to absorb the pressure spikes that occur when taps or valves are closed suddenly, preventing noisy pipes and potential damage to joints and appliances.

Installing a shock arrestor is a simple and effective way to ensure the longevity and quiet operation of your pipework. This WRAS-approved component can be easily fitted to washing machine and dishwasher supplies, or to pipework near solenoid valves.

• Prevents water hammer – absorbs pressure shocks in the pipework.
• Protects plumbing system – reduces stress on pipes, joints and appliances.
• Reduces noise – eliminates the loud banging noises caused by water hammer.
• WRAS approved – for compliance and peace of mind.

Delivery (UK mainland only)

 

Next Day: £5, or FREE over £40

- Order by 9pm Mon-Thu: next working day

- Order Fri to 5pm Sun: Monday

- Order after 5pm Sun: Tuesday

 

Pre-12pm: £10

- Same cut-offs as Next Day above

 

Saturday & Sunday: £10, or £5 over £40, or FREE over £75

- Saturday: order by 6pm Fri

- Sunday: order by 4pm Sat

 

Heavy items (over 30kg)

- Mon-Fri only. Order by 6pm and allow up to two working days

- Order after 6pm Thu: arrives after the weekend

 

Supplier items

- Sent directly by the supplier, so timings vary. Lead times appear on the product page in working days (Mon-Fri)

 

More about delivery 

Next Business Day Collection (eligible items)

- Order by 9pm Mon-Thu: collect next day

- Order after 9pm Thu to 5pm Sun: collect Monday

- Heavy items (over 30kg): allow up to two working days

 

Opening hours

- Weekdays vary by branch: open 6:30am-7am, close 6pm-8pm

- Saturday: 7am-6pm

- Sunday: 9am-4pm

 

Check your local store's hours and that it's open before visiting. Please wait for our text or email before collecting.

 

Holding your order
We'll hold it for 14 days, then automatically refund your original payment method.