This is the only Silicone that should be used in Vivarium construction. If it is safe for Aquariums its safe for frogs enclosures. ASI Aquarium
ASI Aquarium Silicone Sealant (Black 10.2 oz) 3-Pack
All-Glass Clear Silicone Aquarium Sealant, 3 oz.
BETTA SILICONE SEALANT 310ml - Black & Clear Aquarium Fish Tank Sealant £13.50 - PicClick UK
100 Silicone RTV AquariumTerrariumHabitat Safe SealantAdhesive DIYRepair
Huttons Silver Label Clear Silicone For Aquariums 10oz - Fish Safe
About ASI Aquarium Silicone Sealant Black, ASI Aquarium Silicone Black Sealant is a one-part RTV silicone that cures into a durable long-term rubber
ASI Aquarium Silicone Sealant Black
GE Silicone 1 10.1 oz. Clear All Purpose Caulk 2708911 - The Home Depot
High Heat Silicone Sealant at Tractor Supply Co.
ASi 10.2oz Aquarium Silicone. Choose from Clear or Black. ASI Aquarium Silicone Sealant is a non-slump sealant and can be applied to vertical surfaces
Silicone Aquarium/Terrarium/Tank Safe Sealant Repair Adhesive Black/Clear 10oz
Aquarium-Safe Silicone: Secure and Harmless Options
Loctite Aquarium Safe Silicone 2.7oz – I Heart Geckos