Home Drysuits Drygloves & Accessories Drysuit Valves SiTech Exhaust Valve Thetis (Small guide ridge) 🔍 SiTech Exhaust Valve Thetis (Small guide ridge)£60.79 Exc. VAT SiTech Exhaust Valve Thetis (Small guide ridge) quantity Add to basket WishlistWishlist SKU: 5056307821508 Category: Drysuit Valves Tag: WS40 Nautilus SKU: SI-11340 HS Code84813099 Downloads About SiTech No downloads available. Related products SiTech TRIGON Pee Valve with tool and Valve Port – set £97.29 Exc. VAT Add to basket SiTech Anti Friction Washer £2.46 Exc. VAT Add to basket SiTech Cuff Dump Valve £20.48 Exc. VAT Add to basket XS-Scuba Universal X-Strap Mask Strap – Upgrade £10.79 Exc. VAT Add to basket