Thermex IF 30 Flat Smart Unvented Storage Water Heater 2 kW – Compact, Energy Efficient & Smart Mode

The Thermex IF 30 Flat Smart Storage Water Heater is a modern, high-quality electric water heater designed for unvented mains pressure systems. Its slim flat design supports both vertical and horizontal wall mounting, allowing flexible installation in compact spaces such as utility rooms, kitchens, or bathrooms. Equipped with advanced smart features and durable construction, it provides reliable and energy-efficient high-pressure hot water suitable for small UK households.

System Type: Unvented (Mains Pressure)

This model operates as an unvented water heater, connected directly to the mains water supply. It delivers strong, consistent hot water flow without requiring a cold water storage tank or vent pipe. Safety is ensured via an integrated 3-in-1 safety valve combining pressure relief, non-return, and drain functions, complying with unvented system regulations.

Key Features & Benefits

• Unvented Mains Pressure System: Provides strong, reliable hot water supply suitable for multi-outlet use with modern UK plumbing.
• 25 Litres Net Capacity: Ideal for small point-of-use or small household applications.
• Slim Flat Design: Compact dimensions allow installation vertically (587 x 453 x 263 mm) or horizontally (453 x 587 x 263 mm) to fit a variety of spaces.
• Smart Mode: Monitors usage patterns over a 7-day cycle to optimize heating schedules, maintaining minimum temperature during inactivity to save energy while providing comfort.
• User-Friendly Display: Features self-diagnosis and frost protection for convenience and safety.
• 2 kW Heating Element: Efficient heating with approximately 39 minutes to raise water temperature by 45°C.
• DURABLE BIO-Glasslined Tank: Patented enamel coating protects the inner tank against corrosion without environmental harm, extending product life.
• Energy Efficiency Class B: Achieved through excellent insulation and smart heating management.
• Safety Certified: Includes CE-certified 3-in-1 safety valve for pressure relief, non-return, and drain functions.
• Power Loss Safety: Automatically switches to standby on power outage; manual restart required on power restoration.
• Lightweight: Approximate empty weight of 13.5 kg facilitating easy installation and handling.

Technical Specifications

• Brand: Thermex
• Model: IF 30 SMART
• Net Capacity: 25 litres
• Power: 2,000 W / 230 V / 10 A
• Maximum Temperature: 65°C
• Water Pressure Operating Range: 0.05–0.7 MPa (approx. 0.5 to 7 bar)
• Maximum Working Pressure: 0.8 MPa (approx. 8 bar)
• Water Connections: ½-inch threaded
• Dimensions (Vertical H x W x D): 587 x 453 x 263 mm
• Dimensions (Horizontal H x W x D): 453 x 587 x 263 mm
• Heating Time (Δt 45°C): Approximately 39 minutes
• Weight (Empty): Approximately 13.5 kg
• Energy Efficiency Class: B
• Installation: Vertical or horizontal wall mounting with downward or left-facing connections
• Warranty: 2 years standard warranty, 5 years on tank

Why Choose the Thermex IF 30 Flat Smart Unvented Water Heater?

The Thermex IF 30 SMART provides a compact, flexible, and energy-efficient unvented hot water solution suitable for small UK households or point-of-use installations. Its smart heating function optimizes energy consumption while delivering reliable mains pressure hot water. Durable construction with BIO-glasslined tanks and comprehensive safety features ensure long-lasting and safe operation.

Please note: Delivery times may vary depending on location, with specific details outlined below.

Standard Delivery

UK Mainland 

• Delivery Time: 2–4 working days
• Free Delivery on all orders

Express Delivery

UK Mainland

• Delivery Time: 1–3 working days
• Delivery fee of £15

Channel Islands

• Postcodes Covered: GY*, IM*, JE* 
• Minimum Order: £50
• Delivery Fee: £70

Northern Ireland, Offshore Territories & Scottish Islands 

• Postcodes Covered: BT*, HS*, KW, ZE
• Minimum Order: £50
• Delivery Fee: £35

Same Day Delivery 

• Eligible Postcodes:
  E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW*
• Minimum Order: £50
• Same Day Delivery Fee: £60
• Special Requests or Locations:
  For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.

Collections

Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.

Collection address: 284 Water Rd, Unit 9, London, HA0 1HX