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LESSO Home Decoration
CENTRALIZEDQUICK-FLOW
ABOUTLESSOGROUP
Established in 1986,LESSO (Stock Code:O2128.HK) isa global leader in home furnishings and building materials.The Group’s business portfolio spans plastic piping,building materials and home furnishings,environmental protection,new energy,supply-chain service platforms and others.It offers a wide range of products such as pipes,photovoltaics,plumbing and sanitaryware,integral kitchenmaterials,integral doorsand windows,aluminum formwork and smartscaffolds,water purifiers,water-proofing materialsand sealants,fire-fighting equipment, valves，cables，lighting，hygienematerials,items forenvironmental protection，agricultural facilities,and oceanic aquaculture cages.In 2023,LESSO‘ssales revenue reached over USD 4.38 billion.
Since implementing a strategy of globalization and expanding its global presence,LESSO has evolved intoasophisticated multinational.It boastsmore than 30advanced production bases worldwide,broadening its industrial and sales networks to coverAsia,North America,South America,Europe,Africa,and Oceania.This enables LESSO to provide qualityproductsand services for global customers inaccordance with its continuously improved strategic layout in a timely and efficient way.
LESSO has founded its R&D center with more than 1,ooo scientific researchers,nationally accredited enterprise technology center，and two post-doctoral workstations to support its innovationand technical development.The Group has takena leading role in the revision of over120 international and Chinese industry standards.LESSO owns over 2,9o0 patents (some of them are pending)，and provides over 10,ooo varieties of products,making it one of the most comprehensive manufacturers in the piping industry.Its products are utilized globally in differentareas,including home decoration,civil construction,municipal water supply,drainage, energymanagement，power supply and telecommunications，gas supply，fire-fighting, environmental protection,agriculture,oceanic aquaculture,etc.
? 18 血 30+ ? 3000+ Y 10,000+ Provinces Production bases Patented products Product categories
SELECTEDHOME-DECORATION PVC-UPIPESANDFITTINGSFOR BUILDINGDRAINAGE
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Product Introduction
PVC-U pipes and fitings for building drainage of home-decoration are lead-free andenvironmentallyfriendly products.They offeroutstandingchemical resistance,high impact resistance,lowfluid resistance,aging resistance,anda longservice life,making theman idealmaterial forbuildingdrainagesystems. Primarily used in home building drainage and sewage projects.
Product Applications
These products are widely used in civil building drainage and sewage systems, chemical drainage and sewage systems，continuous drainage of domestic sewageat temperatures not exceeding 4 0 ^ { \circ } \mathsf { C } andinstantaneous sewage drainageattemperaturesof 8 0 ^ { \circ } \mathsf { C }
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Product Features
/Pipe ProductBenefits
Outstandingsurface hardnessand tensile strength,providinga highsafety factor. ·Outstanding aging resistance and extended service life. ·Good resistancetoinorganicacidsand alkalis,making themsuitable for industrial sewagedischargeandtransportation. ·Highoxygen indexes，providingexcellent self-extinguishing properties.
Small frictioncoefficient,smoothwater flow,noteasilyblocked，andreduced maintenanceworkload.
Pipesandfittingscan beconnected usingadhesives,with simpleassembly, easyoperation，and high installation efficiency.
·Lead-free，environmentally friendly, weather-resistant, with superior mechanical properties.
SELECTEDHOME-DECORATION PVC-UPIPESERIESFORBUILDINGDRAINAGE
Executivestandard:GB/T5836.1-2018"UnplasticizedPoly (vinylchloride) (PVC-U) Pipes for Soil and Waste Discharge Inside Buildings"
Product Performance Indicators
| Project | Indicators |
| Density/ (kg/m³) | 1350~1550 |
| Vicatsoftening temperature/C | ≥79 |
| Longitudinal reversion % | ≤5 |
| Fallingweight impacttest TIR/% | ≤5 |
| Tensileyieldstress/MPa | ≥40 |
| Elongationatbreak/% | ≥80 |
| Project | Indicators |
| Density/ (kg/m3) | 1350~1550 |
| Vicatsofteningtemperature/C | ≥74 |
| Oven test | ConformingtoGB/T8803-2001 |
| Drop test | Nosplitting,crackingorbreakage |
| Water tightnessa | No leakage |
| Air tightnessa | No leakage |
| Lead limit/(mg/kg) | ≤50 |
| αOnlyapplicable to fitings with an elastic sealing ring connection type. | |
Pipefittingbenefits
Pipefittingpatent:ZL2019221450957
0
Flexible assembly and easy cleaning usessame-floordrainagemethod
Thedrainagebranchpipeinthebathroomdoesnotneedtopassthroughthe floorslab;horizontalpipesconnecttotheverticalsewagepipewithinthe samefloor.
·Theverticaldrainagepipecanbelaidalongthewall，allowingaflexible installationofthewashbasin，toilet,andshowerareawithoutbeingrestricted byreservedpipeholes.
·Thedrainagesystemforeachunitisindependent,preventingissuessuchas leakage,odors,andnoiseforlower-levelresidents.
·Thetoiletpositionisnolongerrestrictedbypitlocations,allowingeasy relocation.Sanitaryfixturescanbesuspendedforeasycleaning，while removinganysanitaryblindspots.
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1
Multi-channelwaterreplenishment, dualwaterseal forodorprevention
andlarge-displacementcentralcollectorwithdualwaterseal
Thelarge-displacementcollector，pairedwithalarge-displacementfloordrain， featuresalargediametermulti-channeldualwatersealdesign.Thisisableto collectmultipledrainageroutesfrombathroomsanitaryfixturesatthesame time,ensuringsufficientwaterreplenishmentwithoutdryingout.
Dualwatersealandmulti-layerprotection.Notonlypreventsodoroverflowbut alsokeepsoutpests.
Thelarge-displacementcollectorhasalargeinspectiondiameter，allowing easyuncloggingandconvenientmaintenance，helpingtocreateacleanhome environment.
WATERREPLENISHMENT INSHOWERROOM
③
Fullwet/dry zone separation
Separationofwetanddryzonesinthebathroomensuresamorescientificand user-friendlydesign. Lesso'shomefurnishingdrainagesystemusescleverlydesignedfitingsto meetwet/dryzoneseparationdesigns.
·Wetzone:Usesananti-backflowquickdrainagedoubleodorprevention moduletomeetthequickdrainageneedsoftheshowerarea.
·Dryzone:Thelarge-displacementdualwatersealcollectorcanquicklygather drainagefromvariousbranches，withthedualsealspreventingodors.
Preventsinterferencebetweenwetanddryzones，keepingthebathroom clean，tidy，andaestheticallypleasing.
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Smooth secondary drainagewithno odor wateraccumulationquickdrainagekit
Thesumpareaofthesunkenbathroommustbeequippedwith"secondary drainage"toquicklydrainaccumulatedwater，inordertoavoidanyodor issues.
Thecentralizedquick-flowsame-layerdrainagesystem，featuringan embeddedwateraccumulationquickdrainagekit，usesaDN32large-diameterdrainageportsetatthelowestpointoftheslablayertoquicklydrain thesumpwater.
Theembeddeddesigneliminatestheneedtoblockholesinthefloorslab， ensuringeasyinstallationandpreventingleakage.
WATERREPLENISHMENT FORWATERBASIN
COLLECTEDHOMEDECORATIONS PVC-UFITTINGSFORBUILDINGDRAINAGESERIES
Anti-backfloweccentricmulti-functionalcentralcollector (set)
Large-displacement dualwaterseal central collector (set)
Anti-backflowquickdrainagedualodorpreventionmodule (set)
Embedded rapid water drainage kit (set)
110insert-typesanitarytee
Upper jointof 1 1 0 x 3 2 embeddedwater
drainage joint Il
Connectionsectionforembedded rapidwater
drainagekit Anti-slurrycoverforaccumulated waterdrainer Il Bodyof32accumulated waterdrainer Il
Bodyof110 (h98)embeddedwater
drainage joint Il
LESSO GROUP (STOCKCODE:2128.HK)
GUANGDONGLIANSUTECHNOLOGYINDUSTRIALCO..LTD.
Production Base:
Liansudustrialstate,ongiiangownhundeistrict,Foshaity
GuangdongProvince5283l8,China
SalesTel:(86)75723379211Fax:(86)75723378980 E-mail:oversea@lesso.com Asia-1:(86)757-29223015 Africa-1:(86)757-29226356 MiddleEast:(86)757-29226355 Asia-2:(86)757-29220500 Africa-2:(86)757-23379211 SouthAmerica:(86)757-29220501
Thiscataloghasbeenpreparedasasupportguide.UndernocircumstanceshallLESsOassume anyliabilityorresponsibitywiththeinformationinthiscatalog.EveryeffrthasbeenmadebyLESSO toprovideaccurateanduptodateinformation.
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