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ISDE subsidy 2026: € 2,950 activeAvg. COP: 3.8623 installers verified445 top-rated (≥ 4.5 ★)Avg. rating: 4.7 / 5311 municipalities coveredPayback avg. 7.8 yrsCO₂ reduction 61%Peak power tariff: € 0.31/kWhISDE subsidy 2026: € 2,950 activeAvg. COP: 3.8623 installers verified445 top-rated (≥ 4.5 ★)Avg. rating: 4.7 / 5311 municipalities coveredPayback avg. 7.8 yrsCO₂ reduction 61%Peak power tariff: € 0.31/kWh
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Heat pump installer Diepenveen: compare 1 company

1 installersOverijssel

Heat pump installer Diepenveen

Diepenveen is a village north of Deventer, administratively part of that municipality. Wooded surroundings, estates along the river IJssel, and a housing stock ranging from listed buildings to standard 1970s family homes. Speet Installatietechniek is registered on warmtepompkiezen.nl with a perfect 5.0 from 13 reviews.

Why a heat pump in Diepenveen?

The location along the IJssel brings a slightly milder microclimate than deeper into Twente. Humidity is higher, which can marginally affect air-to-water pump performance during frost — but not enough to change the equation.

What makes Diepenveen interesting: the estate zone features large plots with mature trees. Ground-source heat is technically feasible here, but protected natural values may complicate a drilling permit. Check with the municipality of Deventer about the environmental rules for your specific location.

For standard homes in the village centre, a regular air-to-water or hybrid system works perfectly well. Many homes still run boilers that are 15+ years old — the natural replacement moment to make the switch.

Installers in Diepenveen

Speet Installatietechniek has a modest but flawless reputation: 5.0 from 13 reviews. The review count is on the low side, so include installers from Deventer and Zwolle in your comparison.

Price indication: €6,500-€11,500 for air-to-water, €3,500-€6,000 for hybrid. ISDE subsidy: €1,750-€4,575. Also see our detailed cost guide.

Installers in Diepenveen

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Read before you choose

Practical guides on heat pumps — costs, subsidies, and how to pick an installer.

Frequently asked questions about heat pumps in Diepenveen

What does a heat pump cost in Diepenveen?

An air-to-water heat pump costs €6,500-€11,500 all-in, hybrid €3,500-€6,000. ISDE subsidy (€1,750-€4,575) reduces the investment. Exact costs depend on your home type and required capacity.

Can I install a ground-source heat pump in Diepenveen's estate zone?

Technically feasible, but protected natural and estate values may affect permit approval. Contact the municipality of Deventer for the specific environmental rules on your plot.

How reliable is Speet Installatietechniek's 5.0 score?

A 5.0 is impressive, but based on only 13 reviews. Always request references and compare with Deventer-based installers that have a larger review volume.