
XPS vs EPS for Foundation and Roof Insulation
Compare water absorption, compressive strength, thermal resistance, fire considerations and lifecycle cost.
Compare water absorption, compressive strength, thermal resistance, fire considerations and lifecycle cost.

Assess moisture exposure
Below-grade and inverted-roof applications need insulation that retains performance when exposed to moisture.
Check compressive loading
Select a grade suitable for slab, screed, traffic and long-term creep loads.

Detail fire protection
Foam insulation must be separated from ignition and protected according to the assembly design.
Compare whole-life value
Purchase price should be weighed against moisture durability, thickness and replacement risk.
Use this in Build Mart Nepal
Turn the guidance into action by creating a project, loading a BOQ, matching local providers, issuing quotations and storing approvals in the Build Mart Nepal construction operating system.
Quick implementation checklist
- Define the required outcome and acceptance evidence.
- Assign an owner and target date.
- Record quotations, approvals and changes.
- Inspect completed work and retain handover records.
NepalBuild Admin
Content Team · BuildMartNepal.com — Nepal's construction materials marketplace
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