📦 Full Description:

EVT WINDOW 70 and HPHF Silicone Sealants are professional-quality, single-component, low-modulus silicones ideal for perimeter joints around windows, doors, and curtain walls. Their neutral curing system ensures excellent adhesion to sensitive substrates without corrosion or staining. Designed to meet the highest standards in UV resistance, elasticity, and colour stability, these sealants perform exceptionally in both interior and exterior environments.

Available in colours such as Curry, Dust Grey, Mouse Grey, Clear, White, Chartwell Green, Anthracite, Sherwood, Light Oak, Irish Oak, Rosewood, Cream, Bronze, and many more to suit all design needs.

⭐ Key Features:

• Neutral cure – safe on sensitive surfaces like PVC, wood, metal, and stone.

• Weather and UV resistant – suitable for external exposure.

• Excellent adhesion – bonds to most common construction materials.

• Colour matched – available in a wide range of modern frame colours.

• Low shrinkage – maintains flexibility and seal integrity over time.

• Non-corrosive and non-staining – ideal for coated and untreated metals.

📊 Technical Specifications:

• Base: Neutral silicone

• Curing System: Alkoxy (neutral cure)

• Packaging: 310ml cartridge

• Skin Formation: Approx. 10–20 mins at 23°C

• Curing Rate: Approx. 2–3 mm/24 hrs

• Movement Capability: ±25%

• Temperature Resistance: -40°C to +150°C

• Shore A Hardness: ~25

• UV & Weather Resistance: Excellent

🛠️ Ideal For:

• Window and door frame sealing (interior/exterior)

• Perimeter joints on PVC, aluminium, or timber frames

• Curtain wall and façade applications

• Expansion joints with moderate movement

• Glazing applications where colour matching is key

🧪 Instructions for Use:

1. Clean all bonding surfaces thoroughly (dry and dust-free).

2. Apply with a manual or pneumatic caulking gun.

3. Tool the joint with a wet spatula or finger within 5 minutes of application.

4. Avoid using on natural stone (use specific stone silicone where required).

5. Protect from moisture for at least 12 hours after application.