Fox 40 Classic® Whistle Blue 43-045 BLUE 15' x 30' you can trust this winter

you can trust this winter cover for long-term pool protection

it helps promote a safe swimming environment

Its high-quality construction enhances reliability for residential and commercial pool systems

this gasket enhances the efficiency and longevity of your filtration system

allowing the cleaner to navigate the pool surface smoothly and effectively

Fox 40 Classic® Whistle Blue 43-045 BLUE 15' x 30' you can trust this winterFox 40 Classic 43 045 Whistle Blue is the standard choice referees and coaches at all levels, rescue professionals and general safety worldwide. No moving parts to freeze, jam or deteriorate. Flawless, consistent and reliable. The harder you blow, the louder the sound. Easy to blow and cannot be overblown and will be heard above ambient noise, loud crowds, the roar of engines, breaking waves and thundering gale force winds.