DuraForce AS series geotextiles are manufactured and tested to exact quality standards and rated according to the NZTA F/7 specification for geotextiles.
FilterSleeve™ - Circular Knitted Filter Sock
Filter Sleeve™ is a tested and proven solution for protecting subsoil drains from sedimentation.
Filter Sleeve is a readily available, cost-effective and proven filter making it an ideal choice for protection of perforated pipe.
Manufactured as a three-dimensional knitted fabric, Filter Sleeve is supplied in a seamless length to fit the broad range of pipe sizes available.
Filter Sleeve works by trapping the soil particles and assisting the formation of a soil filter around the pipe.
Produced in New Zealand, Cirtex® uses strict ISO 9001 quality controlled certified procedures as the performance of the product is dependent on the accurate formation of the knit structure and pore sizes. Choose Cirtex Filter Sleeve for dependable results.
Filter Sleeve is fitted to the pipeline on site using preloaded applicators or it may be purchased pre-installed from leading pipe manufacturers.
Frequently Asked Questions
Benefits & Features
65mm x 15m
65mm x 30m
110mm x 15m
110mm x 30m
110mm x 50m
110mm x 100m
160mm x 15m
160mm x 45m
200mm x 30m