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SWR stands for Soil, Waste and Rainwater Pipes for building drainage systems.
The SWR system is used for applications such as building (soil & waste) drainage discharge, rainwater discharge, and venting foul gases and odour.
It is a complete assembly of SWR pipe fittings that are joined with solvent cement or rubber rings.
Finolex SWR pipes are considered to be the best because they are manufactured by using Finolex’s own PVC resin. Finolex SWR pipes are UV stabilised and are manufactured using state-of-the-art technology and automation.
SWR Selfit/IRR (integrated rubber ring) pipes conform to IS:13592. Fittings are manufactured as per IS 14735.
SWR comes in 2 types. One is selfit pipes with solvent cement jointing and another is Integrated rubber rings (IRR) with jointing done by using lubricant for easy insertion
Yes. SWR comes in 2 types in both variants (Selfit & IRR). Type A is for use in ventilation pipework and rainwater applications and SWR Type B is for use in soil waste and rainwater discharge systems (Higher wall thickness than Type A)
Finolex SWR Pipes are UV stabilised during the manufacturing process itself, making them safe and durable when exposed to sunlight.
Agri Pipes are recommended for underground pressurised applications and hence are not UV stabilised. SWR Pipes are generally exposed to sunlight and are UV-stabilised for a longer life.
For high-rise/ multi-story buildings where the piping system is exposed to sunlight, technically only SWR IRR pipes should be used, as the integrated ring ensures leak-proof joints that can sustain thermal contraction and expansion and it is easy for maintenance and repair works whenever required.
Only water-based paint should be used in such cases.
Yes, Finolex SWR IRR Pipes have pre-fitted rings for faster installations and are of the push-fit type and thus are user and plumber-friendly, especially while the plumber is working at a height.
SWR type B has a higher wall thickness (than type A), so it is recommended in soil and wastewater discharge systems.
Finolex SWR pipes and fittings do not support fire and provide good resistance to combustion.
Finolex SWR is non-reactive to acids, alkalis, effluents, salt and minerals, thus it can be safely used.
The SWR system can be used for non-pressure plumbing applications, such as transportation of soil, waste and rainwater, non-pressure industrial drainage applications, and waste discharge systems in residential and commercial complexes, resorts, and hospitals.
Yes, SWR Selfit pipes are an ideal solution for the efficient removal of waste in the drainage system and can be used for non-pressure plumbing applications in residential buildings.
Yes, SWR Selfit pipes are an ideal solution for the efficient removal of waste in the drainage system and can be used for non-pressure plumbing applications in residential buildings.
Pipe Clip Support Spacing Distance
Pipe Size (mm) | 75 | 90 | 110 | 160 |
---|---|---|---|---|
Spacing For Horizontal Pipe Size (mtrs) | 1.0 | 1.0 | 1.0 | 1.2 |
Spacing For Vertical Pipe Size (mtrs) | 1.8 | 1.8 | 1.8 | 1.8 |