Why This Matters

Waste factor accounts for the extra materials you'll need during installation. Setting it correctly means you won't run short on shingles — or over-order and eat into your profits.

What You'll Need

Admin access to SubcontractorHub
A web browser (Chrome or Edge recommended)

Step-by-Step Instructions

Step 1

In roofing proposals, a waste factor percentage accounts for extra materials needed during installation.

Step 2

Admins can configure a default waste factor percentage in the organization settings, ensuring consistency across all proposals.

Step 3

Follow the steps below to set it up.

Step 4

Step 1:From the main menu, click your organization’s profile and select “Settings”.

Step 5

Step 2:Go to the “Public Proposal” section and click the “Edit” icon.

Step 6

Step 3:Enter the percentage in the “Default Waste Factor Percentage” field.

Step 7

Step 4:Click “Update” to save your changes.

Step 8

Related ArticlesHow to Add Non-System Add-Ons?How to Update the Waste FactorHow to Build a Roofing ProposalHow to Add Roofing AddersSeptember 9th Releases.

Pro Tips

💡 Roofing tip: Double-check your material quantities before ordering — measure twice, order once.
📋 Stay organized: Keep your roofing customer records up to date for faster proposals.
🔄 Automate when possible: Pair this feature with automations to reduce manual work.

Troubleshooting

Problem	Solution
I don't see this option	Make sure you have Admin access. Some features require specific permissions.
Changes aren't saving	Try refreshing your browser and make sure you clicked Save before navigating away.
Something looks different from the screenshots	SubcontractorHub updates regularly. The feature works the same way — the layout may just look slightly different.
Materials not showing	Check that materials are properly set up in your roofing database with pricing enabled.

Last updated: 2026-05-15 · Source: How To Set A Default Waste Factor Percentage