Overview Reviews Product Description Scale Remover #1 1 Gal.Equivalent Part Numbers: 6666, 6666-41GL, 666641GL, SR11 California Residents only WARNING: Cancer and/or Reproductive Harm - www.p65warnings.ca.gov Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Vapco Vapco SR1-1 - Scale Remover #1 1 Gal. Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Review Subject *Comments