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What is the recommended bell direction during installation?
What is the allowable joint deflection / pipe bending allowed for Westlake Pipe & Fittings (U.S.) PVC pipe & joints?
Can installed PVC pipe be air tested?
What is the recommended bell direction in relation to the fluid flow direction?

What is the allowable joint deflection / pipe bending allowed for Westlake Pipe & Fittings (CAN) PVC pipe & joints?

Are gaps in PVC integral bell pipe joints acceptable?

PVC Pipe Gasket

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What are the advantages of using Gasketed PVC pipe?
What gasket materials are offered by Westlake Pipe & Fittings?
What is the difference between Rieber and non-Rieber style gaskets?
What types of gaskets are offered by Westlake Pipe & Fittings?

Certa-Lok® Joint

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What is Westlake Pipe & Fittings' Certa-Lok®?
In which Westlake Pipe & Fittings' product lines is Certa-Lok® available?
What is the difference between an RJ Coupling (Restrained Joint Coupling) and RJIB (Restrained Joint Integral Bell)?
Where can I find the Maximum Allowable Tensile Force for Certa-Lok® products?

Can you connect different joint styles together?

What is Westlake Pipe & Fittings' Yelomine® PVC?

Can RieberLok® gaskets be used with Westlake Pipe & Fittings' PVC Pipe or Fittings?

General PVCO

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What are the performance differences between AWWA C900 PVC Pipe and AWWA C909 PVCO Pipe?
What are the performance similarities between AWWA C900 PVC Pipe and AWWA C909 PVCO Pipe?
What is AWWA C909 PVCO Pipe?
Why use AWWA C909 PVCO?

LEED

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I have a LEED related form that requires information from the manufacturer. What information does Westlake Pipe & Fittings need to fulfill my request?
Is there recycled content in Westlake PVC Pipe & Fittings?
What is LEED?
What is the level of volatile organic compounds (VOC’s) that are present in Westlake’s PVC primers and solvent cements?

What role does Westlake PVC pipe & fittings play in LEED certification for my project?

Where are Westlake PVC Pipe & Fittings plants located?

Where can I find more information about the role of PVC pipe in sustainable infrastructure development?

Where can I find the Environmental Product Declaration (EPD) and other documents related to the suitability and sustainability of PVC pipe and fittings for my project?

Who supplies Westlake Pipe & Fittings with PVC resin and where are Westlake PVC resin manufacturing facilities located?

In which Westlake Pipe & Fittings' product lines is Certa-Lok® available?

The Certa-Lok self-restraining joint is used in the following Product lines:

Product Line	Joint Type Available
C900 Pressure Pipe	RJIB and RJ Couplings
D2241 Pressure Pipe	RJ Couplings Only
Certa-Flo® - Sewer	RJIB Only
Certa-Com® - Electrical	RJIB Only
Certa-Set® - Agriculture & Irrigation	RJ Couplings Only
D2241 - Yelomine®	RJIB and RJ Couplings
Certa-Lok® Well Casing	RJIB and RJ Couplings
Certa-Lok® Drop Pipe	RJ Couplings Only

NOTE: RJ Coupling = Restrained Joint Coupling; RJIB = Restrained Joint Integral Bell

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General PVC

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What is the color coding of PVC pipe?
What is the life expectancy of PVC pipe?
What is the difference between "DR" and "SDR"?
What is CIOD and IPS?

Is there a leakage allowance for AWWA Gasketed PVC pipe?

What is Westlake Pipe & Fittings' Warranty Policy?

What's the difference between Schedule 40 and Schedule 80 PVC? (Plumbing)

How do I know that I have a quality piece of C900 PVC pipe?

Where is Westlake Pipe & Fittings' PVC Pipe produced (U.S. and Canada)?

Are PFAS Chemicals Found in PVC Pipe?

PVC Pipe Design

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What is the difference between NSF 61 and NSF 14?
What is the maximum flow velocity of PVC pipe?
What effect does UV exposure have on PVC pipe?
What is the Thermal Expansion / Contraction of PVC pipes?

What is the minimum burial depth for PVC sewer pipe?

What is the minimum burial depth for PVC pressure pipe?

What is an example of a buried and embedded pipe?

What chemicals can be used with PVC pipe and gaskets?

Can PVC pipe be used and installed in Cold Weather?

What is the maximum allowable operating temperature of PVC piping systems?

What is the maximum burial depth for PVC sewer and pressure pipe?

PVC Pipe Installation and Testing

Open Accordion Menu Item

What is the recommended bell direction during installation?
What is the allowable joint deflection / pipe bending allowed for Westlake Pipe & Fittings (U.S.) PVC pipe & joints?
Can installed PVC pipe be air tested?
What is the recommended bell direction in relation to the fluid flow direction?

What is the allowable joint deflection / pipe bending allowed for Westlake Pipe & Fittings (CAN) PVC pipe & joints?

Are gaps in PVC integral bell pipe joints acceptable?

PVC Pipe Gasket

Open Accordion Menu Item

What are the advantages of using Gasketed PVC pipe?
What gasket materials are offered by Westlake Pipe & Fittings?
What is the difference between Rieber and non-Rieber style gaskets?
What types of gaskets are offered by Westlake Pipe & Fittings?

Certa-Lok® Joint

Open Accordion Menu Item

What is Westlake Pipe & Fittings' Certa-Lok®?
In which Westlake Pipe & Fittings' product lines is Certa-Lok® available?
What is the difference between an RJ Coupling (Restrained Joint Coupling) and RJIB (Restrained Joint Integral Bell)?
Where can I find the Maximum Allowable Tensile Force for Certa-Lok® products?

Can you connect different joint styles together?

What is Westlake Pipe & Fittings' Yelomine® PVC?

Can RieberLok® gaskets be used with Westlake Pipe & Fittings' PVC Pipe or Fittings?

General PVCO

Open Accordion Menu Item

What are the performance differences between AWWA C900 PVC Pipe and AWWA C909 PVCO Pipe?
What are the performance similarities between AWWA C900 PVC Pipe and AWWA C909 PVCO Pipe?
What is AWWA C909 PVCO Pipe?
Why use AWWA C909 PVCO?

LEED

Open Accordion Menu Item

I have a LEED related form that requires information from the manufacturer. What information does Westlake Pipe & Fittings need to fulfill my request?
Is there recycled content in Westlake PVC Pipe & Fittings?
What is LEED?
What is the level of volatile organic compounds (VOC’s) that are present in Westlake’s PVC primers and solvent cements?

What role does Westlake PVC pipe & fittings play in LEED certification for my project?

Where are Westlake PVC Pipe & Fittings plants located?

Where can I find more information about the role of PVC pipe in sustainable infrastructure development?

Where can I find the Environmental Product Declaration (EPD) and other documents related to the suitability and sustainability of PVC pipe and fittings for my project?

Who supplies Westlake Pipe & Fittings with PVC resin and where are Westlake PVC resin manufacturing facilities located?