ViessTech Engineering Blog

Blog · Friday 17th of July 2026 · by Jane Smith

Viessmann Indirect Water Heater vs Tankless: A Procurement Manager’s Cost Breakdown (With Temperature Settings Guide)

A real-world cost comparison between Viessmann indirect water heaters and tankless heaters, written from a procurement manager’s perspective. Includes how to set boiler temperature for maximum efficiency and tips for avoiding hidden costs on patio heaters and even non-HVAC items like Can Am air filters. [...]

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Blog · Friday 10th of July 2026 · by Jane Smith

The Hidden Costs of Cheap Pipe Bending Machines: A Procurement Manager's Wake-Up Call

A cost controller breaks down why the lowest price on a tube bender or pipe chamfering machine rarely saves you money — and what to do about it. [...]

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Blog · Wednesday 1st of July 2026 · by Jane Smith

Why Choosing a Viessmann Wall Hung Boiler (or Heat Pump) is a Bet on Certainty, Not Just Efficiency

An industry insider argues that in the world of heating systems, paying a premium for a brand like Viessmann is less about the specs and more about buying the certainty of a system that actually performs as designed. [...]

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Blog · Wednesday 1st of July 2026 · by Jane Smith

What Actually Matters When You Buy a Can Filling Line or Carbonated Drink Filling Machine

A quality‑control manager's honest take on specifying can filling lines, CO2 drink filling machines, edible oil fillers, 5‑gallon water fillers, and automatic water filling machines. spoiler: speed and price are not #1. [...]

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Blog · Tuesday 30th of June 2026 · by Jane Smith

The Hidden Cost of Cheap Paper Cups: What Every Buyer Should Know

A cost-control manager's take on why total cost of ownership matters more than unit price when sourcing paper cup suppliers. Plus, how to avoid hidden fees and get personalized paper coffee cups that actually work. [...]

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Blog · Tuesday 30th of June 2026 · by Jane Smith

Why Cheaper Packaging Boxes Cost More: A Buyer's Confession After 200+ Orders

A veteran packaging buyer shares hard-won lessons on why lowest-price corrugated boxes, sweet boxes, and foldable rigid boxes often result in higher total costs. Includes real numbers, mistakes, and a simple decision framework. [...]

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Blog · Monday 29th of June 2026 · by Jane Smith

Viessmann Boiler Fault Code F4: A Procurement Manager’s Perspective on Diagnosing and Reducing Repair Costs

A cost-focused guide to the Viessmann boiler fault code F4, covering when to DIY, when to call a pro, and how to avoid the hidden expenses of emergency repairs—based on my experience managing heating system budgets. [...]

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Blog · Monday 29th of June 2026 · by Jane Smith

What Type of Fan Should You Use for Emergency HVAC Replacement? (I Learned the Hard Way)

A direct, experienced guide from an emergency HVAC specialist on selecting axial fans, duct fans, tangential fans, plug fans, and backward curved centrifugal fans for urgent commercial projects. [...]

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Blog · Friday 26th of June 2026 · by Jane Smith

How to Bleed a Radiator the Right Way: A Facility Manager’s Practical Checklist

A step-by-step checklist for facility managers and maintenance staff on how to bleed a radiator properly, including common mistakes, cost-saving tips, and when to call in a professional. [...]

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Blog · Friday 26th of June 2026 · by Jane Smith

Why I Now Pay a Premium for Certainty: An Admin Buyer's Take on the Boiler vs. Heat Pump Dilemma

An admin buyer shares a hard-won lesson from a 2023 vendor failure, comparing Viessmann and budget options for commercial heating, and explains why paying for certainty (like a 10kW Vitocal 250-A) is often the cheaper choice in the long run. [...]

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