Calculated Industries 4050 Construction Master 5
£44.58 INC VAT
- Complete stair calculations for risers, treads, stringer length, stairwell opening and incline angle
- Built-in right-angle functions for square-ups, slopes and more
- Area, volume and perimeter solutions
- Rafter function solves for common rafters, regular and irregular hips, valleys and jacks
- Circular and arc: areas, diameters, circumference
- Advanced solutions for circles, arches, columns, cones, pillars, windows and post-holes
- Find volumes for concrete driveways, columns and more
- Arched rake-walls with on-center spacing in ascending or descending order
- Quickly calculate the number of on-center studs for an entered length
- Solve equal sided polygons, corner and bi-sect angles, side length, perimeter and area
With the Construction Master 5, you'll get easy-to-use fast, accurate construction-math solutions for plans, layouts and on-site construction. Enter the numbers, just as you would say them, and the answers appear in an instant. Calculate roofs, stairs, circles, and more. Works in and converts between feet-inches-fractions and decimals, including metric. Use it in the field or office to save time, reduce costs, prevent re-work and maximize profits.
For Contractors, Framers, Builders, Architects, Engineers and Tradespersons
Key Specifications
Board feet lumber estimating
Easily solve unit costing and pricing
Size: 5.7" x 3.0" x 0.65" (145mm x 76mm x 17mm)
Product Weight: 7 oz. (200 grams), includes case and Pocket Reference Guide
Power: One 3-volt CR2016 long-life battery
Display Type: LCD: 11 digits, 7 normal, 4 fractions
Display Dimensions: 0.73" x 2.56" (19 mm x 65 mm)
Accuracy: 10 digit internal accuracy
Product Contains
Includes: Protective slide-on hard case, pocket reference guides in English and Spanish, one CR2016 long-life battery, one-year warranty
Product Specifications
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We are committed to providing reliable, flexible delivery options to suit your needs. Below is everything you need to know about our shipping and delivery process.
Our Couriers
We’ve partnered with trusted couriers, including:
- Royal Mail
- DPD
- DHL
- Palletways (for heavier items)
This variety ensures we can offer the best delivery options, tailored to your order size and location.
Same Day Dispatch
For orders placed before 2:30 PM GMT/UTC on a working day, we aim to dispatch all in-stock items the same day. Orders placed after this time will be processed on the next working day.
Delivery Times
- UK Orders: 1–5 working days*
- European Orders: 3–10 working days*
- Rest of the World: 4–15 working days*
*Delivery times are estimates and may vary based on your location and courier performance.
Shipping Costs
Shipping rates are calculated based on the total weight of your order. Each product has a set net weight, with a small additional charge (around 10%) for packaging and handling. Our system will automatically select the most suitable delivery option at checkout. If no option is shown, please contact us for assistance.
Special Delivery Options
We offer time-specific and Saturday delivery options for added convenience. These can be selected during checkout, where available.
International Shipping
We ship to most countries worldwide. Simply select your destination at checkout to view available options. Please note that import taxes and customs duties are not included in our shipping fees. These charges will need to be paid when your goods arrive at customs. For more information, you can refer to DHL.com or your local postal service.
Order Collection
Prefer to collect your order? Choose Collection as your delivery option at checkout, and we’ll have it ready for pickup.
Additional Information
- All delivery times are estimates and subject to factors outside of our control, such as customs delays or courier issues.
Warranty Coverage
Standard Warranty: All products are guaranteed for one year from the date of purchase (unless otherwise specified).
During the warranty period, we will repair or replace any defective products at no charge (return-to-base warranty), excluding normal wear and tear.
Eligibility
To benefit from our warranty, please ensure that:
- The product has been installed and used according to the instructions or user manual provided.
- The product is used for its intended purpose as described in the manual.
Please note: Accidental damage, consequential losses, and misuse are not covered by this warranty.
Exclusions
The following consumable items are not covered:
- Batteries
- Solder tips
- Heating elements
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