Spazazz Eucalyptus Mint - Stimulate Type_Scale and the 5-inch diameter is

and the 5-inch diameter is compatible with other Majestic ventilation pipe lengths

DuraVent 46DVA-36B Pipe Length - 36"

lays down a UV-blocking barrier that protects the underlying vinyl from the single biggest threat to its lifespan: sunlight

Hearth & Home Technologies - SLP-TVHW Vertical Cap

Spazazz Eucalyptus Mint - Stimulate Type_Scale and the 5-inch diameter isSpazazz Eucalyptus Mint Stimulate Overview Spazazz Eucalyptus Mint Crystals invigorate and soothe with the refreshing scent of mint. Crystals set the mood, arouse emotion, and relax your state of mind. Simply add a few capfuls of crystal to your spa or bath to attain your desired aroma level. Spazazz products are spa safe, oil free, and will not cause problems with plumbing or damaged equipment. They can be used in any hydrotherapy environment as well