500+
Downloads
Content rating
Everyone
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About this app

NPC Pro LSI Calculator & Startup Guide – The Ultimate Water Chemistry Tool for Pool Professionals!

Developed by the National Plasterers Council (NPC), the NPC Pro LSI Calculator & Startup Guide is the essential app for pool professionals, technicians, and service providers. Whether you’re calculating the Langelier Saturation Index (LSI) to ensure balanced water chemistry or following proper startup procedures for new plaster finishes, this app simplifies the process with accuracy and ease.

Key Features:

- LSI Calculator – Quickly determine water balance to prevent scaling, etching, and plaster degradation.
- Water Chemistry Guide – Get precise recommendations for pH, alkalinity, calcium hardness, and more.
- Startup Procedures – Follow NPC’s step-by-step plaster startup guide for long-lasting, durable finishes.
- Easy Data Input – Enter key pool chemistry values and get instant LSI results.
- Professional-Grade Accuracy – Designed for pool contractors, service techs, and water chemistry experts.
- User-Friendly Interface – Simplifies complex calculations for effortless use on the job.
- Ask The Expert – If you have questions we have answers, use our ask the expert form to get answers to your toughest questions from the NPC community experts.
- Connect. Engage. Explore. In addition to the tools, NPC Pro offers you access to find members, stream podcasts, access technical resources, connect with NPC social media and more.

Why Use the NPC Pro LSI Calculator & Guide?

Balanced water chemistry is crucial to maintaining a beautiful, durable swimming pool finish. The LSI Calculator ensures your water is within the ideal range, preventing costly repairs and extending the life of pool surfaces. The Startup Guide provides step-by-step instructions to correctly introduce new plaster finishes, avoiding common issues like discoloration or surface roughness.

Whether you’re a pool professional, service technician, or pool owner looking for precise water chemistry management, this app is your go-to tool!

Download the NPC Pro LSI Calculator & Startup Guide today and take the guesswork out of pool chemistry!
Updated on
Feb 5, 2025

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
No data shared with third parties
Learn more about how developers declare sharing
This app may collect these data types
Location
Data is encrypted in transit
You can request that data be deleted

App support

Phone number
+18474167272
About the developer
National Plasterers Council, Inc.
sschimpff@tso.net
1000 N Rand Rd Ste 214 Wauconda, IL 60084 United States
+1 847-416-7218