Please note 2 seals are required per coupling.
Features and Benefits
Lightweight (6 metre Lengths)
Strong (Twin walled and corrugated)
Smooth inner wall for increased flow capacity
Resistant to naturally occurring chemicals
Can be installed at depths from 0.5 to 10 metres.
Full range of fittings available
BBA, HAPAS Roads & Bridges Agreement Cert No 02/H069
Reduced Plant and labour costs
Faster Installation as 6 Metre lengths mean fewer joints
Elimination of waste compared to traditional pipe.
Pipe can easily be cut on site
The system is for use in highway drainage for the collection and disposal of surface and sub-surface water in accordance with Highways Agency (HA) requirements, Manual of Contract Documents for Highway Works (MCHW), Volume 1, Clause 518 and Volume 2 and the conditions set out in the Design Data and Installation parts of the Detail Sheets.
This Front Sheet must be read in conjunction with the Detail Sheets, which provide specific details of the product.
Please see below for the complete product detail sheet.
Please note that there will be a delivery charge of £25.00 + VAT on all twinwall orders.
Please also note that all Twinwall bends are individually fabricated for each customers needs. These items are therefore bespoke and cannot be returned to stock in the event of an incorrect order.
twinwall_bba_certificate_2.pdf - 200 kbDownload this file