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Dallas Specialty Perma-Gard 40 mil PVC Shower Pan Liner
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At a Glance
Quick Decision Guide
Material
Flexible PVC
Thickness
40 mil
Underlayment Required
No
Standards
ASTM D-4551
FHA & HUD Compliant
Yes
Layout Guides
Printed Every 6"
Color
Gray
Application
Tile Shower Pan Waterproofing
Why Choose This Product
Key Benefits
Long-Term Protection
Will not rust, rot, or decay under normal installation conditions
No Underlayment
40 mil construction installs without an underlayment
Easy Layout
Printed guide lines every 6" simplify measuring and cutting
Code Compliant
Meets ASTM D-4551, FHA, and HUD requirements
Flexible Material
Conforms to shower pan installations with durable PVC construction
Reliable Waterproofing
Designed for tile shower pan moisture protection
Product Information
Product Details
Specifications
Brand
Dallas Specialty®
Product Line
Perma-Gard
Product Type
PVC Shower Pan Liner
Material
Flexible Polyvinyl Chloride (PVC)
Thickness
40 mil
Color
Gray
Application
Shower Pan Waterproofing
Underlayment Required
No
Printed Layout Lines
Every 6"
Corrosion Resistance
Will Not Rust, Rot, or Decay Under Normal Conditions
UV Exposure
Not Recommended for Continuous Sunlight
Compatibility
Not Compatible with Tar-Based Products or Tar Paper Felt
Standards
ASTM D-4551
FHA Compliant
Yes
HUD Compliant
Yes
About This Product
40 mil Waterproof Shower Pan Liner
Dallas Specialty® Perma-Gard 40 mil PVC Shower Pan Liner is a flexible polyvinyl chloride (PVC) membrane designed to create a durable waterproof shower pan for tile shower installations. The 40 mil liner provides long-lasting moisture protection and does not require an underlayment during installation.
Designed for Long-Term Shower Pan Performance
Perma-Gard PVC Shower Pan Liner will not rust, rot, or decay under normal recommended installation conditions for the life of the installation. The gray liner is continuously marked along the roll with printed guide lines every 6 inches to simplify measuring and cutting.
Meets Industry Code Requirements
The liner complies with ASTM D-4551 requirements and meets FHA and HUD requirements for shower pan installations. It is intended for protected installations and should not be exposed to continuous sunlight. Perma-Gard is also not compatible with tar-based products or tar paper felt.
Common Questions
Frequently Asked Questions
What is the Dallas Specialty Perma-Gard Shower Pan Liner used for?
It is used to create a waterproof shower pan beneath tile installations to help prevent water from reaching the surrounding structure.
Does the 40 mil liner require an underlayment?
No. The manufacturer states that no underlayment is required when using the 40 mil PVC shower pan liner.
Does the liner meet plumbing and building standards?
Yes. It complies with ASTM D-4551 requirements and meets FHA and HUD requirements for shower pan installations.
Can Perma-Gard be exposed to sunlight?
No. The liner is not recommended for continuous exposure to sunlight.
Can this liner be installed with tar paper or tar-based products?
No. Perma-Gard PVC Shower Pan Liner is not compatible with tar-based products or tar paper felt.
Why are lines printed on the liner?
Printed guide lines every 6 inches make measuring and cutting the liner easier during installation.