Will this be ok to use on a hot tub? Have a leak around a jet so needs to work underwater and at high temp 40c

Hi yes Tec7 is suitable for underwater and is rated to +90c

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💪 Seal smart, seal fast—never let leaks slow you down!

SPEEDY SET UP - Ready to handle stress in just 7 days—no downtime
GENEROUS CAPACITY - 310ml bottle ensures you get the job done without constant refills
VERSATILE APPLICATION - Perfect for countertops, sinks, gutters—one sealant to rule them all
PREMIUM SILICONE STRENGTH - Durable, abrasion-resistant formula built to last
ULTIMATE MOISTURE DEFENSE - Seals out water and cracks for lasting protection

TEC7 White Sealant Adhesive is a premium 310ml silicone-based sealant designed for high water resistance and durability. It offers fast shrinkage, becoming fully effective in just 7 days, and is ideal for sealing countertops, sinks, and gutters with a waterproof, abrasion-resistant finish.

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Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

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Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

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Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.