The app offers over 200 formulas and tools for plumbing, HVAC, and mechanical contractors. It includes calculators for water flow, piping, drainage, water heaters, pumps, gas, medical gas, pools, septic, and thermal expansion.
by Historycentral.com Inc★ 4.67 ratingsProductivityFreeData updated 2026-09-10
The app calculates the weight and surface area of steel based on Japanese standards. It offers calculations for cross-sectional shapes and performance, with options to share, memorize, and email data.
Calculate steel weight in kilograms and surface area in square meters based on Japanese standards. Input cross-sectional dimensions and material type. Export calculations as text or CSV files. Share results via email. Store calculation history.
Calculate optimal CO2 and nitrogen blend ratios based on beverage temperature, keg pressure, CO2 content, elevation, and existing gas blend. Determine suitable pressure ranges for dispensing draught beverages.
Book propane delivery or tank fills for residential or commercial use. View gas options including medical gases and CO2 for kegerators. Schedule installations or conversions. Track orders and contact support for gas-related inquiries.
Users can send messages, view company information, and schedule appointments. Access website links and make direct calls. Retrieve -related content and manage service requests.
Access product catalogs with search and replacement parts sections. Use interactive tools, calculators, and flow charts. View NSF approved products including pumps, filters, and controls. Explore pricing and product details with photos and text.
Create books with customizable layouts and multiple types including Sudoku, KenKen, Bridges, Crosswords, and Word Search. Set KDP-specific sizing and design chapter pages without coding or design skills.
Calculate wine chemistry and adjust ingredients precisely
Calculate potassium meta-bisulphite needed for 40 ppms in 60 gallons or 800 liters. Determine total acidity and adjustments for target levels. Calculate sugar or water needed for chaptalization or dilution. Convert between metric and English units.