Alkalinity in Ponds
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Hanna HI-775 Alkalinity Checker (fresh water 0 to 300 ppm)Starting at £34.95
Open 7 days a week, 9am to 5pm Monday to Thursday, 9am to 4.30pm Friday & 10am until 3pm weekends (Winter hours - Week till 4.30pm, weekends open till 2pm)
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