Public Q&A

How much carpet and underlay should I order?

Carpet Installation · 2025-07-24

To determine how much carpet and underlay you should order, you’ll want to follow these steps to calculate the required amount accurately: Step-by-Step Guide to Calculate Carpet and Underlay Needs: Measure Your Space: - Measure the Length and Width: Start by measuring the length and width of the room in meters. If the room is irregularly shaped, break it into smaller rectangular sections, measure each section, and add the areas together. - Area Calculation: Use the formula: \[ \text{Area} = \text{Length} \times \text{Width} \] - Example: For a room that is 4 meters long and 3 meters wide: \[ \text{Area} = 4 \, \text{m} \times 3 \, \text{m} = 12 \, \text{m}^2 \] Account for Additional Areas: - If you want to include any adjoining spaces like hallways, closets, or other rooms, measure those areas and add them to the total. Add Extra for Waste: - It’s a good idea to add about 10% extra to your calculations to account for waste due to cutting, seams, and any mismeasurements. - Calculating Extra: For the example above: \[ \text{Extra} = 12 \, \text{m}^2 \times 0.10 = 1.2 \, \text{m}^2 \quad (\text{round up, typically to 2 m}^2) \] - Total Amount Needed: \[ \text{Total} = 12 \, \text{m}^2 + 2 \, \text{m}^2 = 14 \, \text{m}^2 \] Calculate Underlay: - Generally, you should order the same amount of underlay as your total carpet requirement since the underlay goes under the carpet. - Using the previous example, if you need 14 m² of carpet, you’ll similarly need approximately 14 m² of underlay. Important Notes: - Roll Widths: Most carpets come in standard widths (typically 3.66 meters or 4 meters). Consider this when ordering to minimize seams and waste. - Consult Professionals: If you're hiring professionals for installation, consider allowing them to take measurements since they may have specific recommendations based on products and installation methods. Summary: Once you have your final measurements, round up to the nearest full square meter when ordering to ensure you have enough material. If you have more specifics about your space or need assistance, feel free to ask! 😊🏡✨

Useful next steps

Use this answer as a practical starting point. Current prices, availability, inclusions, ownership details and next steps should be confirmed directly with Carpet Sydney where they affect a decision.

Related visual examples

A short visual sample connected to this answer or its topic.

Working…

Please wait while the site completes this action.