---
title: "DIY Mattress Promo Codes"
description: "Promo Codes at DIY Mattress. Check for offers and shopping options on Refermate."
canonical_url: "https://staging.refermate.com/store/diy-mattress/promo-codes"
md_url: "https://staging.refermate.com/store/diy-mattress/promo-codes"
last_updated: "2026-10-09T14:40:11.991Z"
---
# DIY Mattress Promo Codes - 10% Off + Up to 8.4% Cash Back

- URL: https://staging.refermate.com/store/diy-mattress/promo-codes
- Page: Promo Codes
- Store: DIY Mattress
- Featured current offer: 10% Off
- Current offers: 4 offers
- Store website: https://diymattress.com
- Last refreshed: Friday, October 9, 2026

## Current Offers

### 1. 10% Off Coupon
Type: Coupon code
Code: `WELCOME10`
Usage count: 55
Last used: September 30, 2026

### 2. 10% Off Coupon
Type: Coupon code
Code: `DIY10`
Usage count: 20
Last used: September 30, 2026

### 3. Free Standar Shredded Latex Pillow
Type: Coupon code
Code: `mug300`
Description: Free Standar Shredded Latex Pillow Storewide (Minimum Order: $300) at DIY Mattress
Usage count: 3
Last used: September 17, 2026

### 4. $10 Off
Type: Coupon code
Code: `mug5`
Description: $10 Off (Storewide) at DIY Mattress

## About DIY Mattress

DIY Mattress is a United States \(US\) ecommerce store selling components and kits for building or customizing a mattress at home, including foam and latex layers and related bedding parts.

## Frequently Asked Questions

### 1. How many DIY Mattress promo codes are available right now?
DIY Mattress currently has 4 current offers listed. Availability and terms can change, so check the offer details before checkout.

### 2. What is a current featured offer at DIY Mattress?
One current featured DIY Mattress offer is "10% Off". Availability and terms can change, so review the offer details before checkout.

### 3. Does DIY Mattress offer cash back?
Yes, you can earn up to 8.4% cash back on eligible DIY Mattress purchases through Refermate. The offer and cash back terms determine whether a promo code can be combined with it.

### 4. How do I use a promo code at DIY Mattress?
When a code is listed, copy it from this page, add your items to your DIY Mattress cart, and paste the code in the promo code field at checkout. Check the offer terms to confirm the discount applies.

### 5. When was this DIY Mattress promo codes page updated?
Refermate updates this page when its DIY Mattress offer or store data changes. Check the current offer details before shopping.

## Explore More

- Site map: https://staging.refermate.com/sitemap.md
- Store sitemap: https://staging.refermate.com/stores/sitemap.md
- Store directory: https://staging.refermate.com/stores