Make Contact
Our Location and opening hours
Ridgeway NI
103 Airport Road West
Belfast
UK
BT3 9ED
E: info@rockbags.co.uk
T: 028 9045 4599
F: 028 9045 4596
OPENING HOURS
Mon – Thurs 07.30am – 5.00pm
Friday 07.30am – 3.30pm
Saturday 09.00am – 12.00pm
Ridgeway Ashbourne
Unit 1&2 Greene Park
Ratoath Road
Ashbourne,
Co. Meath
IRELAND
A84 XD98
E: info@rockbags.co.uk
T: 00353 01 802 7173
OPENING HOURS
Mon – Thurs 07.30am – 5.00pm
Friday 07.30am – 3.30pm
Or Send us a message
Frequently Asked Questions
Can we get stock quickly?
Delivery will be made in 3 days from acknowledgement of an official PO.
Can you provide them filled?
Ridgeway have the capabilities to provide filled units (all sizes) anywhere in the UK, Ireland, Norway and various locations across Europe.
How long do they withstand UV exposure?
Testing completed on the product during the developing stage (back in 1986) confirmed the net has a life time of 30 years against UV.
How long do they last in saline water?
During testing at the developing stages, it was also confirmed that the filter unit net will last 50 years in saline water.
What kind of stone can be used to fill the bag?
Filter units can be filled with 50-200mm stone but it must have a specific gravity of 2.65. Quarried stone can be used but for a more carbon reduction option a river cobble can also be utilised as a suitable fill.
What testing has been done?
The filter unit underwent hydraulic model testing at HR Wallingford’s facility to analyse the products stability in comparison to rip rap. It has also been strength tested at Lloyds British and was basically pulled until destruction.
Are they LOLER certified?
Filter units are annually LOLER tested by a certified LEEA.