Overview Reviews Similar Products Product Description Caldera Spas Red Mazzei Injector 3/4 HB Red For Highland Series. Location: SB/R2/B24 Product Videos Custom Field Product Reviews Find Similar Products by Category Recommended Quick view Caldera Spas Ozone Replacement Tubing - 72228 $48.65 $26.36 Add to Cart Quick view Ozone Check Valve - 1044101 $16.12 Add to Cart