3M E-A-R Push-Ins Earplugs 318-1000, 28.0 dBs, 100 Pair, ANSI, Uncorded, No Roll, Push to Fit, Poly Bag cotton-and-string-knit-gloves 000 BTU rating

000 BTU rating

Fits Sta-Rite pool and spa sand filter model HRS24-01

It is made to last

Replacement Spa Filter: 5CH-402 filter cartridge features 40 square feet (204 pleats) of 3-ounce basis weight media that catches debris and particles down to an average of 20 microns in size keeping your hot tub water clear

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3M E-A-R Push-Ins Earplugs 318-1000, 28.0 dBs, 100 Pair, ANSI, Uncorded, No Roll, Push to Fit, Poly Bag cotton-and-string-knit-gloves 000 BTU rating3M E A R Push Ins Earplugs 318 1000, 28. 0 dBs, 100 Pair, ANSI, Uncorded, No Roll, Push to Fit, Poly Bag Poly bag keeps earplugs clean before use. Blue stem makes insertion and removal cleaner and easier. Test compatible with 3M E A Rfit Validation System Noise Reduction Rating (NRR)* 28 dB. CSA Class AL. For industrial occupational use only. Not for consumer sale or use.