What affects the cost?
What you need to know before calculating
- →Know the number of circuits in your system — this determines the manifold class (2, 4, 6, 8, or 12 circuits)
- →Decision: Flush-mounted distribution box (built into wall) or surface-mounted installation? — influences accessory costs
- →Actuators required? (Mandatory for GEG § 61 individual room control) — Quantity = Number of circuits
Complete Price Overview: Distributors, Accessories & Installation
The total cost for a heating manifold consists of three parts: the manifold itself, accessories (box, connections, hoses), and installation. Those who install it themselves save 40–60% compared to using a professional.
€50–130Manifold (2–12 circuits)
Stainless steel with flow meter
Stainless steel with flow meter
€150–350Complete set
incl. box & accessories
incl. box & accessories
€300–600Professional installation
6–10 circuits incl. balancing
6–10 circuits incl. balancing
Price Overview by Number of Circuits (2026, Germany)
| Circuits | Manifold (Stainless Steel) | Complete Set | Professional Installation | Total DIY |
|---|---|---|---|---|
| 2 Circuits | €50–65 | €110–150 | €250–350 | €110–150 |
| 3 Circuits | €60–75 | €130–170 | €280–380 | €130–170 |
| 4 Circuits | €70–85 | €150–200 | €300–420 | €150–200 |
| 6 Circuits | €80–105 | €170–240 | €350–500 | €170–240 |
| 8 Circuits | €95–120 | €200–280 | €400–560 | €200–280 |
| 10 Circuits | €110–135 | €230–320 | €450–620 | €230–320 |
| 12 Circuits | €120–150 | €260–360 | €500–700 | €260–360 |
Full Cost Items: What You Need to Budget For
| Item | Cost (DIY) | Cost (Professional incl. Installation) | Note |
|---|---|---|---|
| Stainless Steel Manifold (6 Circuits) | €80–105 | – | Incl. flow meter & ball valves |
| Flush-mounted manifold cabinet | €35–65 | – | Size: manifold width + 10 cm |
| Eurocone fittings (6×) | €15–25 | – | Ø 16 or 20 mm depending on pipe |
| Supply hoses flow/return | €10–20 | – | May need to be longer for flush-mounted cabinet |
| Assembly & connection | €0 (DIY) | €250–400 | Incl. filling & bleeding |
| Pressure test & protocol | €0 (self) | €50–100 | Mandatory according to DIN EN 1264-4 |
| Hydraulic balancing | €0 (flow meter) | €200–500 | Mandatory under GModG § 60 |
| Total Cost (6 Circuits) | €140–215 | €500–1,000 | DIY savings: €300–800 |
Regional Price Differences in Germany, Austria, and Switzerland
Craftsmen's prices for heating manifold installation vary considerably by region. While hourly rates for HVAC companies in Bavaria and Baden-Württemberg are €90–120/hour, they are often €65–90/hour in Eastern Germany. In Austria and Switzerland, prices are another 15–30% higher than the German average.
Tip: Obtain several quotes from HVAC companies and purchase the materials (manifold set) yourself — this significantly reduces the invoice amount, as tradespeople often add a 15–30% markup on materials.
KfW 458 & BAFA: Funding for Manifold Installation with Heat Pump Heating
- KfW 458 (from July 2026): up to 70–80% subsidy for heat pump + UFH system
- Heating manifold is an eligible component within the overall UFH system
- Condition: hydraulic balancing according to GModG § 60 must be proven
- Submit application before commissioning – retroactive funding excluded
Price Overview: Distributors, Accessories & Installation 2026
| Position | Costs |
|---|---|
| Stainless steel manifold 2 circuits (with flow meters) | from €50 |
| Stainless steel manifold 4 circuits (with flow meters) | from €65 |
| Stainless Steel Manifold 6 Circuits (with flow meters) | from €80 |
| Stainless steel manifold 8 circuits (with flow meters) | from €100 |
| Stainless steel manifold 12 circuits (with flow meters) | from €130 |
| Ball valve set (2 pieces, insulated) | €24 |
| Flush-mounted distribution box | 42 EUR |
| Actuator E30NC-230 (per circuit / piece) | €9.50 |
| Bleeder valve (per piece) | €8 |
| Complete set of materials for 4 circuits (manifold + ball valve + box) | approx. €131 |
| Complete set Material 6 circles incl. actuators | approx. €203 |
| Complete set of materials, 6 circles, without actuators | approx. €146 |
| DIY assembly time (4-6 circles) | approx. 3–4 hours |
| Heating engineer installation 6 circuits (labor + pressure test) | €500–900 |
| Total cost DIY (material + €0 assembly) | €90–180 |
| Total cost Professional (materials + installation, 6 zones) | €600–1,100 |
| Brass manifold 6 circuits comparison (no flow meter) | from €45 – but without reconciliation functionality |
| Heating cost savings hydraulic balancing (annually) | 10–20% — for €1,500 about €150–300/year |
Frequent Questions on Heating Circuit Manifold Costs
Material costs for a 6-circuit stainless steel manifold including ball valves, manifold box, and 6 actuators: approx. €200. DIY installation: €0 labor, but 3–4 hours of time investment. HVAC installer installation: €500–€900 (labor + pressure test + report). Total DIY cost: approx. €200, total professional cost: €700–€1,100. Recommendation: Buy and install the manifold yourself — no special tools are needed with an integrated flowmeter.
Yes. The surcharge of approx. €35 for a 6-circuit distributor (stainless steel €80 vs. brass €45) pays for itself within 3–5 years due to the longer service life (25+ years vs. 8–12 years for brass in soft water). In addition, stainless steel distributors with flow meters enable hydraulic balancing, which saves €150–€300 in heating costs per year – this alone makes up for the surcharge in less than a month.
A complete manifold set includes: supply and return manifolds (V4A stainless steel), integrated flowmeters per circuit, air vents, mounting brackets, and installation material. Ball valves are often supplied separately (approx. €24 for 2 pieces). The manifold cabinet (approx. €42) is available separately. Actuators must be ordered separately (€9.50 each). Always check 'Scope of delivery' on product pages — completeness varies by manufacturer.
There is no direct funding for the manifold alone. However, if you install a new heat pump or pellet heating system with BEG funding (BAFA), you can include the manifold costs as part of the total measure in the grant application costs. Prerequisite: hydraulic balancing (GEG § 60) must be proven – for this, flowmeters are required on the manifold. The balancing protocol from the heating engineer or your own documentation with setting values is sufficient.
Studies by the German Association of Energy and Water Industries (BDEW) show 10–20% heating cost savings through hydraulic balancing in existing systems. For an average single-family home with €1,500 in annual heating costs, this means annual savings of €150–€300. The stainless steel manifold with flow meters (approx. €200 material cost) pays for itself in one to two heating seasons through balancing alone.
Yes – replacing a manifold is one of the simplest measures in a heating system renovation. The heating system is shut off (ball valves), the old manifold is removed, the new stainless steel manifold is installed, pipes are connected, bled, and pressure tested. Material costs: €130–€200. DIY time: 3–4 hours. Particularly worthwhile in combination with a heat pump installation, as balancing is essential for the optimal COP of the heat pump.
Stainless Steel Manifold
Bestseller
5.0(7)
Zum Produkt →
Configurable Heating Circuit Manifold Set | Underfloor Heating Set Discount
Heating circuit manifold
€108,67
5.0(6)
Zum Produkt →
Thermoelectric actuator Engo E30NC-230 for underfloor heating
Actuator
€9,50
5.0(6)
Zum Produkt →
Heating circuit manifold with top meter
Heating circuit distributor
ab€49,69
5.0(2)
Zum Produkt →
Compression ring screw connection 3/4" Eurocone
Connection screw
ab€1,33