Factory-Direct from Hebei, China
Resources
Guides, test reports and tools for contractors, distributors and project buyers. Downloads are free — we just ask who you are so we can answer your follow-up questions properly.
Free Downloads
Wet Rooms That Don’t Leak — 2026 Contractor’s Guide
Our 20-page technical guide: failure modes, system options, test data, a 23-step installation sequence, and four field tools — thickness chart, estimating guide, spec-ready paragraph, jobsite checklist.
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IAPMO PS 106 Full Test Report (J251017003-1)
The complete 21-page laboratory report behind our shower system listing: 71 models, 1,335 N receptor load, 30-minute spray at 40 °C, zero leakage. Manufacturer identity redacted for confidentiality.
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Shower Pan Installation Guide
Our 23-step illustrated installation sequence for preformed XPS shower pans: drain kit, pan bedding, wallboard sealing, curb and water test.
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40′ HQ Container Loading Plan
Plan your order: pieces per pallet, pallets per 40′ HQ container, and mixed-load notes for every board thickness from 6 mm to 50 mm.
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Guides & Insights
How to Install Wet Room Elements: A Contractor’s Checklist — eight checks, in the order that actually matters, before you mix anything.
What Thickness of XPS Backer Board Does Your Shower Need? — 6 mm, 12 mm or 20 mm: choose by what the wall does, not how wet the room is.
Tile Backer Board vs Cement Board: Which One Wins in Wet Rooms? — weight, waterproofing, dust and days on site, compared honestly.
Featured Products
The boards and wet room elements behind every guide on this page — factory-direct, certified, and ready to quote.
Certified & Listed
ICC-ES PMG-1804 (US IPC/IRC/UPC 2009–2024, Canada, India) · IAPMO PS 106-2015 · CE EN 13164. Full documents in the downloads above.
Certificates shown with manufacturer identity redacted. Full-resolution documents available in the downloads section above.
Learn the Terms
New to XPS board systems? Our glossary explains every term on this site in plain English — from lambda value to flood test.