Ready-made solution: Banner calculator with grommets and cutting
Add a convenient calculator to your website for banner pricing with automatic consideration of additional services — grommet installation and perimeter cutting. This ready-made solution is based on the “MegaCalculator” module and is fully ready to install on your OpenCart website.
The customer enters the banner dimensions, grommet spacing, material, and quantity — the system instantly calculates the manufacturing cost, considers the area with a technical allowance, and automatically adds the necessary additional services to the cart. Everything works without manual calculations.
What’s included
“MegaCalculator” module for OpenCart.
Ready-made formula for banner cost calculation.
Formulas for related products — grommet installation and perimeter cutting.
Installation and setup instructions.
Solution overview
The main feature of this calculator is the connection between the main product (Banner) and related products (Grommets and Cutting). The formula automatically calculates the cost of all elements based on the user’s input. After adding to the cart, the customer receives the complete package: the banner with grommet installation and cutting.
Main formula: Banner
Arguments:
width — option (mm or cm)
height — option
quantity — option
grommet_spacing — option
material_density — option
Actions:
Calculate the area with technical allowance
Determine the cost of the main product: Banner.
Automatically add related products: grommet installation and cutting with specified parameters.
Main product: Banner
Products in formula: Banner
Related products: Grommet installation, Cutting
Related formulas: Grommets, Cutting
How it works
The customer enters width, height, material, grommet spacing, and quantity.
The system calculates the banner area and manufacturing cost.
Grommet installation and cutting are automatically added, forming the final price.
The complete set — banner and related services with correct parameters — is added to the cart.
Benefits of the ready-made solution
- Comprehensive calculation: the customer gets the exact price including additional services.
- Ready logic: fully tested with standard OpenCart templates.
- Quick setup: just install the module and load the ready solution.
- Increased average check: related services are added automatically.
- Customer convenience: no need to calculate grommets or cutting manually.
How to use after purchase
Install the “MegaCalculator” module via OpenCart admin panel.
Load the ready solution “Banner calculator with grommets and cutting”.
Assign it to the product “Banner” and link it with related products.
The calculator is ready to work on the product page.
Who it’s for
Online stores selling outdoor advertising;
Custom banner manufacturers;
Printing houses and advertising agencies;
OpenCart developers creating sites with dynamic pricing.
ADMIN - Cutting the banner (demo/demo)

