Clever Bloom - Smart Home and MVHR Ventilation Installation UKClever Bloom - Smart Home and MVHR Ventilation Installation UK
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  • Jaga Strada Hybrid DBH

LOW-WATER RADIATOR · FAN BOOST · LIGHT COOLING · HEAT-PUMP READY

Jaga Strada Hybrid DBH

The world's first radiator that also cools. One emitter, one set of pipes — heating in winter, light cooling in summer. No fan coil. No condensate drain. No new holes in the wall.

30°C
heat-pump flow temp · full output with boost
18°C
chilled flow · stays above dew point
0.6 L
water content · ~16× lower than steel
≤32 dB(A)
on full fan boost · library quiet
1:1
retrofit · drops into existing radiator slot
10 yr
warranty on body · 50-year design life
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Why switch

Why this radiator

A radiator that also cools — without a drain

World first · 30°C heat · 18°C cool

Drops into the slot your old radiator left behind

1:1 retrofit · Same valves & pipes

Fan boost gives radiator output at heat-pump flow temps

Dynamic Boost Hybrid · DC fans

Chilled water stays above dew point — no condensation

No drain · No condensate tray

Whispers, even on full boost

≤32 dB(A) · Quieter than a library

0.6 litres of water — heats up and cools down fast

Low-XC core · Low thermal inertia

Heating and light cooling from one set of pipes

Belgian-made, low-tech, serviceable for decades

10 yr warranty · 50 yr design life

How it works
Specification
Control/App
Installation
components
Aftercare

Low-water core

The Strada heat exchanger holds only 0.6 litres of water — roughly sixteen times less than a steel panel radiator of similar output. That tiny water volume means the emitter reaches operating temperature within minutes of the heat pump firing, and gives it back just as fast when you turn it down. Low thermal inertia is the secret to running on heat-pump flow temperatures without overshoot.

Dynamic Boost Hybrid

Two or three small DC fans sit silently in the bottom of the casing. When the room calls for more heat than natural convection can deliver — typically when a heat pump is running at 30–35°C flow — the fans modulate on, drawing air across the heat exchanger and multiplying output by up to 3×. When the room is comfortable, fans drop to zero and the radiator behaves like any other quiet convector.

Reverses to cool

In summer, the reversible heat pump sends chilled water at 16–20°C through the same pipework. The Strada Hybrid switches direction — fans now blow room air across the cooler heat exchanger, delivering radiant + convective cooling. Output is light by design (a comfort takedown, not a deep-cooling fan coil), enough to take the edge off a hot London bedroom or a south-facing office on a 28°C afternoon.

Why no drain

Conventional fan coils chill water to 7–12°C, which is below UK summer dew point. They condense moisture out of room air and need a condensate drain plumbed back to waste. The Strada DBH holds chilled water at 16–20°C — above typical dew point in a ventilated home — so no condensation forms on the heat exchanger. No drain, no tundish, no fall under the floor.

Heat pump pairing

Strada Hybrid DBH needs a reversible heat pump that can supply both warm and chilled water. CleverBloom pairs it with the ACOND Aconomis range — propane (R290) all-in-one residential units that handle heating, hot water, and reversible cooling from one outdoor box. The heat pump's controller orchestrates the changeover, the buffer tank decouples flow, and the same pipework serves both modes.

Modulating output

Fan speed is continuous, not stepped. A weather-compensated controller (the Jaga DBH controller, or the heat pump's own controller via a 0–10V signal) ramps fan speed in proportion to demand. The result is radiator output that tracks room conditions linearly — no on/off cycling, no temperature swings, no fan noise unless the room genuinely needs it.

Chilled Flow 16–20°C Above UK indoor dew point for a ventilated home in summer. No condensation forms on the heat exchanger surfaces — so no condensate drain is required and the radiator stays dry to the touch.
Output Range 0.3–0.9 kW By unit size and fan boost. Sized to take the edge off a south-facing bedroom or living area on a hot UK day — not deep cooling, by design. For deep cooling specify the Jaga Briza fan coil range instead.
No Drain ✓ Chilled water stays above dew point — no condensation, no tundish, no waste pipe to plumb. The single biggest install simplification over a conventional fan coil. Floors stay sealed, ceilings stay closed.
Cooling COP ~5× Heat pump cooling efficiency. Cooling cost per £1 electricity stays well above the cost of equivalent split-AC cooling — because the same outdoor unit you already paid for does the job.
Refrigerant water-side All refrigerant stays in the heat pump's outdoor unit (when paired with ACOND R290 monobloc). Only water enters the room. No fluorinated-gas certification needed at install or service.
Outdoor AC — None. The same heat pump that heats your home in winter cools it in summer. No condenser on the wall, no second outdoor unit, no neighbour-consultation for an additional external box.

Control

Dynamic Boost auto mode

Default mode for most homes. Fans modulate continuously based on the temperature differential between flow water and room air. No manual setpoints — the radiator gives the room what it asks for, at the lowest fan speed that meets demand. Silent when the room is comfortable.

Three speed modes

Auto · Comfort · Eco. Auto follows the room. Comfort biases towards faster response (slightly higher fan speeds). Eco caps fan output at the lower end to prioritise silence and electrical efficiency. Selectable per unit or per zone.

Manual override knob

A discreet rotary dial at the side of the casing lets the occupant push fan speed up or down without unlocking the app. Reverts to scheduled behaviour after the next zone command. Useful for guest rooms and rented spaces where you don't want to expose smart controls.

Room thermostat input

Standard 0–10 V or thermostat-contact input — accepts signals from any building controller. Wire the room thermostat to the Strada and the fan boost ramps with demand. Integrates with Tado, Nest, Drayton, Loxone, KNX (via gateway), and the ACOND HeatUp app at the heat pump.

Heat-pump weather comp

The heat pump's weather compensation reduces flow temperature on mild days. The Strada's fan boost ramps up to compensate — so room output stays stable while system efficiency stays at peak SCOP. Best-of-both: the heat pump runs cool, the radiator still delivers full output.

Zone scheduling

Time-of-day temperature programmes per room or per floor, configured at the heat pump's control app. Bedrooms cooler at night. Living areas warm at 6pm. Holiday mode drops everything to frost protection. Schedules apply equally to heating and to summer cooling.

Eco mode

Caps fan boost at 50%. Useful for shoulder-season weeks when heat demand is modest and natural convection from the radiator does most of the work. Drops fan electricity to a few watts per unit, keeps acoustic signature at the lowest possible level.

Night-silent mode

Disables fan boost entirely between user-defined hours. Radiator behaves as a passive convector overnight. Useful for bedrooms in noise-sensitive properties. Resumes Dynamic Boost automatically at the morning schedule trigger.

Cooling changeover signal

Reads the heat pump's heat-or-cool changeover signal automatically. Reverses fan direction logic (fans now help shed heat from chilled water rather than carry it from warm water). One installer-set parameter, no per-season homeowner intervention.

Installation

01 Phone chat 15–30 minutes · free Talk us through your home and your heating setup. Existing boiler, radiator types, where the cylinder lives, what you've got on the floor (carpet, tile, screed). Send a few photos. We'll tell you whether Strada DBH is the right pick versus underfloor cooling or a fan-coil option, what heat pump pairing makes sense, and an indicative per-room budget. Quote within 48 hours.
02 Fit day 1–2 days on site Engineer arrives, runs the on-site checks first thing — pipe size, valve type, wall fixing surface, electrical socket for the 24 V PSU, water hardness reading on the system fill, condition of the existing emitter. Old radiators isolated, drained, removed. Strada DBH brackets fixed, units mounted, valves connected to existing tails, PSU mounted in the void or cupboard. System refilled and pressure-tested. Heat pump changeover signal wired in if the pump is on the same visit.
03 How to use 30 minutes · same day We walk you through the app or thermostat that controls the system, show you how to switch between heating, light cooling, and eco modes, set the night-silent hours for bedrooms, and demonstrate the manual override knob. You get a one-page handover card with the wifi pairing instructions, your installer contact, and the next service date. Done.

Components

1 · Low-XC core (the radiator itself)

Copper-aluminium heat exchanger holding only 0.6 L of water. Fine-pitch aluminium fins on copper tubes. Outputs vary by length and height — typical Strada sizes deliver 600 W to 2,200 W heating at A6/W35 (heat-pump flow temp), 350 W to 900 W cooling at 18°C flow. Powder-coated steel casing, choose RAL colour at order, blends with any interior. 50-year design life on the body.

2 · DBH fan unit

Two or three brushless DC tangential fans, modulating 0–100%. Mounted inside the casing along the base — invisible from outside. 24 V DC supply. Replaceable as a service item: the fan unit slides out from underneath without disturbing the heat exchanger or the pipework. Genuine Jaga spare parts available indefinitely.

3 · 24 V DC power supply

Wall-mounted PSU near the unit, 230 V mains in, 24 V DC out to the fan motor. One PSU serves up to four Strada DBH units (length-dependent). Concealed in the wall void above the radiator or in an adjacent cupboard. RCD-protected from the property's lighting circuit — no dedicated fused spur required.

4 · Valves & brackets

Standard G½" BSP connections — fits any TRV and lockshield from existing UK radiator stock. Jaga supplies matching brackets in chrome, white, or RAL-matched powder-coat. Mounted on the wall in the same positions as the radiator it replaces — no new chases, no new drilling beyond the bracket holes.

5 · Reversing valve (system-level)

A 3-way changeover valve at the heat pump's plant area routes flow to underfloor in winter and to Strada DBH in summer (or vice versa, depending on the system layout). One valve serves the whole house. Fitted at the buffer tank manifold. Specified during the heat pump survey, not at radiator level.

6 · System pipework

The Strada DBH uses the same flow and return pipes that fed the old radiator. In most retrofits this means no chasing, no lifting floorboards, no replumbing — the new emitter connects to the existing tail pipes with standard compression fittings. The heat pump installer verifies pipe size is adequate for the new combined heating + cooling duty during the heat-pump survey.

Aftercare

10-year body warranty

Jaga warrants the Strada heat exchanger and casing for ten years from commissioning. Covers the copper-aluminium core, the steel casing, and the powder-coat finish. Conditional on treated system water and a magnetic filter on the heating circuit (water-side warranty conditions). Both parts and labour covered.

2-year fan warranty

DC fan motors covered separately for two years. After that the fan unit is a £40-ish service item — slides out from below, no specialist tools, swappable in under fifteen minutes. Jaga commits to fan-unit availability for the lifetime of the radiator. No proprietary failure point.

50-year design life

Jaga publishes a 50-year design life on the Strada body. Low-water-content design means fewer freeze/expand cycles, less internal corrosion, and far lower mass to fatigue. Belgian-built to a long-life specification rather than a lowest-cost specification. The radiator outlives the heat pump that feeds it.

Quarterly grille wipe-over

The only routine maintenance the homeowner does. Wipe the top and bottom grilles with a soft cloth to remove dust. Hoover the fan inlet at the base once a season. Takes two minutes per unit, keeps fan acoustics at spec, and stops dust building up on the heat exchanger fins where it would otherwise dampen output.

Magnetic filter on the heating circuit

A magnetic filter on the heat pump return catches iron-oxide sludge from the old pipework before it reaches the Strada's narrow copper waterways. Mandatory for Jaga's 10-year warranty when retrofitting onto an existing wet system. Fitted in the plant area during the heat pump install, serviced annually.

Corrosion inhibitor

Dosed into the system fill water at commissioning. Stops mixed-metal corrosion between the heat pump's stainless components, the Strada's copper-aluminium core, and any remaining steel pipework. Re-dosed every 5 years as part of CleverBloom's service plan. Warranty-conditional on documented dosing.

Pricing

Transparent pricing.
Grant included.

Heat pump unit only. Radiators, UFH, and emitters are on the heating page.

No items found.
Supply only
fully installed

£850

per unit · supply only · typical mid-size


What's included (per unit)
Jaga Strada Hybrid DBH · choose size at order £850
Wall brackets & bleed/drain fittings £75
24 V DC PSU (one per ~4 units) £240
RAL colour match (optional) £60

£1,395

per unit · drop-in replacement of one existing radiator


What's included (per unit)
Jaga Strada Hybrid DBH (typical mid-size) £850
Wall brackets & bleed/drain fittings £75
TRV & lockshield (where existing not reusable) £60
Share of 24 V DC PSU (1 PSU per ~4 units) £60
System flush & corrosion inhibitor (per unit share) £50
+ Fit labour (drain, swap, refill, test, commission) £300

£850

per unit · supply only · typical mid-size


What's included (per unit)
Jaga Strada Hybrid DBH · choose size at order £850
Wall brackets & bleed/drain fittings £75
24 V DC PSU (one per ~4 units) £240
RAL colour match (optional) £60
Equipment
£11,200
Installation & commissioning
£4,300
Fully installed
£15,500
After £7,500 BUS grant 0% VAT until March 2027
£8,000
get a quote
Whats App instead
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Technical specifications

Chilled Flow 16–20°C Above UK indoor dew point for a ventilated home in summer. No condensation forms on the heat exchanger surfaces — so no condensate drain is required and the radiator stays dry to the touch.
Output Range 0.3–0.9 kW By unit size and fan boost. Sized to take the edge off a south-facing bedroom or living area on a hot UK day — not deep cooling, by design. For deep cooling specify the Jaga Briza fan coil range instead.
No Drain ✓ Chilled water stays above dew point — no condensation, no tundish, no waste pipe to plumb. The single biggest install simplification over a conventional fan coil. Floors stay sealed, ceilings stay closed.
Cooling COP ~5× Heat pump cooling efficiency. Cooling cost per £1 electricity stays well above the cost of equivalent split-AC cooling — because the same outdoor unit you already paid for does the job.
Refrigerant water-side All refrigerant stays in the heat pump's outdoor unit (when paired with ACOND R290 monobloc). Only water enters the room. No fluorinated-gas certification needed at install or service.
Outdoor AC — None. The same heat pump that heats your home in winter cools it in summer. No condenser on the wall, no second outdoor unit, no neighbour-consultation for an additional external box.

Works with

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Installed by CleverBloom

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Clever Bloom - Smart Home and MVHR Ventilation Installation UK

We provide smart technology for homes and commercial spaces, ensuring transparent processes and optimal resource management.

Working hours: Mon - Sun. 8am - 8pm

Proudly serving the entire UK!

Give us a call
07526 985258
Send us an email
info@cleverbloom.co.uk
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