# Project Guides: What to Order for Common Building Jobs

Our project guides explain how common building jobs go together, which materials each part needs and which regulations to check before you order. Each guide links to the products we stock for that job.

## Insulation projects

-   [Loft conversion insulation](/pages/loft-conversion-insulation): roof slopes, dormers, knee walls and the new floor.
-   [House extension insulation](/pages/extension-insulation): floor, cavity walls and flat or pitched roofs, with Part L U-values.
-   [Internal wall insulation for solid walls](/pages/solid-wall-insulation): insulated plasterboard, fixing methods and moisture control.
-   [Garden room insulation](/pages/garden-room-insulation): year-round garden offices and studios.

## Conversions: sound and fire

-   [Soundproofing a flat conversion](/pages/soundproofing-flat-conversions): separating walls and floors to Approved Document E.
-   [Fire-rated boards for HMO conversions](/pages/hmo-fire-separation): escape routes, ceilings and 30-minute build-ups.

## Buying guides

-   [Thermal vs acoustic insulation](/blogs/smart-advice/https-nextdayinsulations-com-blogs-news-thermal-vs-acoustic-insulation-guide)
-   [MF ceiling vs timber battening vs grid ceilings](/blogs/smart-advice/mf-ceiling-system-comparison)
-   [OSB vs plywood](/blogs/smart-advice/osb-vs-plywood-which-sheet-material-do-you-actually-need)

## Need help with a specification?

Send your drawings, U-value targets or specification to sales@nextdayinsulationltd.co.uk, or call 0330 133 4833. We'll put together a materials list and delivered price. You can check delivery to your area on our [Areas We Serve](/pages/areas-we-serve) page.

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> Source: [Next Day Insulation](https://nextdayinsulations.com/pages/project-guides)