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Versatile Titon Hrv4.25 Q Plus Eco Hmb Right-handed Perfect For Gifting [a5SbVZG3]

$71.99 $230.99 -69%

The handing of the unit – left or right hand, refers to the side the ducts to/from atmosphere are positioned. i.e. a left hand (LH) unit will have the intake and exhaust ducts to/from atmosphere positioned on the left hand side of the unit and vice v

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The handing of the unit – left or right hand, refers to the side the ducts to/from atmosphere are positioned. i.e. a left hand (LH) unit will have the intake and exhaust ducts to/from atmosphere positioned on the left hand side of the unit and vice versa for the right hand

Introducing the new HRV4.25 Q Plus: a powerful yet compact, continuously running whole-house ventilation unit with heat recovery. It is suitable for larger dwellings and has been independently tested by the BRE. The HRV4.25 Q Plus delivers cutting-edge performance usually only associated with much larger and more expensive products.

The combination of very low power consumption and a highly efficient heat exchanger is specifically designed to enhance SAP performance via Appendix Q, yet small enough to be easily incorporated into medium sized dwellings.

Features & Benefits

  • Extremely low Specific Fan Power; down to 0.43 W/l/s
  • Highly efficient heat exchanger; up to 91%
  • Airflow up to 158 l/s (568 m3/h) at 100 Pa
  • Intelligent controller, quick and easy to commission
  • Fully adjustable boost overrun timer 0-60 minutes; use with non-latching (momentary) switches to prevent unit from being accidentally left in boost mode
  • Accepts 150mm and 160mm diameter ducting, no adaptors required
  • Intelligent frost protection (B2 and HMB), stepped reduction of supply air rates prevents HRV unit from freezing (B2 model only)
  • Setback facility to reduce ventilation where local regulations allow
  • ISO Coarse 85% (G4) filters as standard
  • Quick fix mounting bracket
  • IP32 rating
  • Patented
  • Independent fan adjustment
  • Effective in reducing pollutants in the home and improving Indoor Air Quality (IAQ), therefore reducing
  • Intelligent Summer Bypass & humidity controls
  • SUMMERboost® facility

          What Our Customers Say

          December 31, 2025

          Absolutely no complaints!

          Looks great and feels even better.

          - Mildred Ward.

          December 31, 2025

          Absolutely no complaints!

          The product offers superior performance.

          - Henry Smith.

          December 31, 2025

          Absolutely no complaints!

          An absolutely flawless transaction and product.

          - Ben Carter.

          Write a Review

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