Best Hardness Increaser

ARTISAN Hien (Black/S) [FX-HI-XS-S-B] FX XSOFT (Japan Import)

  • .... A tracking surface that blows away all traditional conventions: Traditional mousepads have all used standard tracking surfaces. This diversely multi-use surface balances both "quickness of initial movements and light operability" with "stop ability.".
  • Hardness : XSOFT. The world's best non-slip sole. Non-slip functionality on a completely different level. Water washable while maintaining functionality. This technology is on a different level than old and traditional textured non-slip features. High performance on a different level than any other company's mousepad..
  • Color : Black. The world's first and only multi-hardness feature: This single surface features 2 types of hardness - XSOFT/MID. While the surface remains consistent, the hardness in the middle layer provides a clear difference in operability. Multi-hardness, to match your tastes and preferences..
  • It is especially recommended for games with a lot of mouse movement. Exceptional operation feeling. Middle layer : 4mm Single foamed foam of special structure..
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ARTISAN Zero (Black/XL) [FX-ZR-SF-XL] FX Soft (Japan Import)

  • ...logy is on a different level than old and traditional textured non-slip features. High performance on a different level than any other company's mousepad. Middle layer : 4mm Single foamed foam of special structure..
  • Color : Black. The world's first and only multi-hardness feature: This single surface features 2 types of hardness - XSOFT/MID. While the surface remains consistent, the hardness in the middle layer provides a clear difference in operability. Multi-hardness, to match your tastes and preferences..
  • Hardness : SOFT. It is especially recommended for games with a lot of mouse movement. Exceptional operation feeling..
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Robelle 2825B Pool Calcium Increaser 25-Pounds Bag

  • Low calcium hardness level can cause corrosive water.
  • Prevents the staining or etching of your pool's surface.
  • Ideal calcium hardness range 200 - 400ppm.
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Pool Mate 1-2825 Calcium Increaser for Swimming Pools 25-Pound

  • Low calcium hardness level can cause corrosive water.
  • Prevents the staining or etching of your pool's surface.
  • Ideal Calcium Hardness range 200 - 400ppm.
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HHIP 8902-0155 35-55 HRC Rockwell Standard Test Block

  • Can be used with 8902-0150 Hardness tester and most other imported Hardness testers.
  • Each block is marked with the specific measured value..
  • Supplied with a calibration certificate from the factory..
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E2-D High Performance Durometer/Hardness Tester, Shore D

  • Water hardness is caused almost entirely by calcium and magnesium ions.
  • Hardness test kits include the inexpensive Models 5-B and 5-EP.
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Robelle 2808B-02 Calcium Hardness Increaser for Swimming Pools, 16 Pounds

  • Low calcium hardness level can cause corrosive water.
  • Prevents the staining or etching of your pool's surface.
  • Ideal Calcium Hardness range 200 - 400ppm.
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Pool Mate 1-2825B Pool Calcium Increaser, 25-Pounds (Bag)

  • Low calcium hardness level can cause water issues.
  • Prevents the staining or etching of your pool's surface.
  • Ideal calcium hardness range 200 - 400ppm.
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SpaGuard Spa Calcium Hardness Increaser - 12 Ounce

  • 1 tbs. per 100 gallons raises calcium hardness 25ppm.
  • Prevents corrosion of equipment due to low calcium hardness.
  • Prevents etching of plaster due to low calcium hardness.
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TAYLOR TECHNOLOGIES INC K-1770 TEST KIT CALCIUM HARDNESS

  • Low calcium hardness level can cause corrosive water.
  • Prevents the staining or etching of your pool's surface.
  • Ideal Calcium Hardness range 200 - 400ppm.
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