Our Kiln Schedule, Booking & Processes

1. Firing Services Overview

1.1. We offer three types of firing services:

1. Technician Area Firings
The Makerspace team fires members’ work on their behalf.

2. Independent Firings
For kiln‑inducted members who fire their own work independently.

3. Supported (Full Kiln) Firings
For members booking a full kiln who are not kiln‑trained or who would like hands‑on support.

1.2 Our Kilns

  • Kiln 1 (Small)

  • Kiln 2 (Old Large)

  • Kiln 3 (New Large)

  • Kiln 4 (Top loader) max temp 1120°C


2. Firing Schedule

This schedule is a general guide and may be amended.

Firings may be postponed until the kiln is full, for sustainability and cost efficiency.

All work must be labelled and placed correctly, as set out in below guidance, the day before the firing.

A live calendar is available here showing all firings, including any changes.

2.1. Technician Area Firings

  • Tuesdays

    • Kiln 3 (New Large) — Bisque

  • Sundays

    • Kiln 3 (New Large) — Stoneware

    • Kiln 4 (Toploader) — Earthenware

    • NOTE: On the first Sunday of each month, Kiln 4 is reserved for class work.

2.2. Independent & Supported Firing Availability

  • Kiln 1 (Small)

    • Bookable on Mondays, Wednesdays, Thursdays, Fridays and Saturdays.

    • Approx. 48‑hour firing cycle

    • A one‑day cooling gap is required before the next booking. ie. if you book on a Wednesday, it can’t be booked again until the Friday

    • Kiln 1 (Small) and Kiln 3 (New Large) share a power source and cannot be fire concurrantly. Kiln 3 (New Large) and Kiln 1 (Small) should be fired on alternate days.

  • Kiln 3 (New Large)

    • Supported Firings Only

    • Bookable on a Thursday or a Friday each week

    • Approx. 48-hour firing cycle

    • A one‑day cooling gap is required before the next booking. ie. if you book on a Thursday, it can’t be booked on a Friday that same week

    • Kiln 1 (Small) and Kiln 3 (New Large) share a power source and cannot be fire concurrantly. Kiln 3 (New Large) and Kiln 1 (Small) should be fired on alternate days.

  • Kiln 4 (Toploader)

    • Bookable every Tuesday–Saturday

    • Approx. 24‑hour firing cycle

    • Consecutive bookings allowed

    • Depending on programme timing, another member may unload your work


3. Firing Fees & Charges

*A Tall Item Surcharge should be applied for every item in your tray over 18cm. Available on at the point of purchase as an add on. Maximum height is 30cm. Taller objects can be costed seperatly on request by contacting the Makerspace team on members@makercampus.co.uk


4. How to Book a Firing

4.1 Technician Area Firings

Technician Area Firings can be booked and paid for by:

  • Scanning the QR code on your form

  • Visiting the Member’s Shop

  • Using the embedded products below

4.2 Independent & Supported Firings

For Independent and Supported firings, please use the embedded booking widgets below. Payment for Independent & Supported firings must be made by:

  • Scanning the QR code on your form,

  • Using the embedded products below

  • (These types of firings cannot be paid for via the Member’s Shop.)

4.3 General Booking Rules

  • Universal Start Deadline

    • All firings (Technician, Supported, and Independent)
      must be fully packed and started by 12 noon each day.

  • Additional Rules

    • Payment must be completed before firing

    • Cancellations allowed up to 48 hours before the booking

    • Include your intended firing temperature in the booking notes

    • Fair Access:

      Members may book no more than one Independent or Supported Firing per fortnight on Kiln 1 (Small) or Kiln 3 (New Large). 

      Kiln 4 (Toploader) is exempt from this limit. If you need to fire more frequently on Kiln 1 or Kiln 3, please get in touch with the Makerspace team to request an exception.

      This policy will remain under review as we bring the older large kiln into operation over the next 3 months.


5. Preparation & Procedures by Firing Type

5.1 Technician Area Firings

Preparation Process

  • Take an empty small tray from the foyer

  • Fill with your work

  • Complete the correct coloured slip:

    • Green — Bisque

    • Red — Stoneware

    • Blue — Earthenware

  • Pay by:

    • Scanning the QR code on your form

    • Visiting the Member’s Shop

    • Using the embedded products below

  • Place your tray on the next available shelf slot

  • Each tray must have its own form/slip

Collection Process

  • When the kiln is loaded, photos of the firing slips will be posted in the WhatsApp Ceramics Member Chat.

  • When the kiln is emptied, photos of the fired work will be posted in the same chat.

  • Work is placed in foyer in wide collection trays.

  • Please collect within one week; uncollected work may be recycled.

5.2 Supported (Full Kiln) Firings

Preparation Process

  • Take a small tray

  • Fill with your work

  • Complete a WHITE Independent & Supported Firings form

  • Pay by either:

    • Scanning the QR code on your form

    • Using the embedded products below

    • (Supported firings cannot be paid for via the Member’s Shop)

  • Attach the form

  • Place trays on the Supported & Independent Firings shelves

  • Each tray must have its own form

  • Rules

    • Work may stay in this area for one week only before or after your booked slot

    • Only the booked member may load/unload and liaise with the team

    • Shared firings require each participant to complete a white form and payment

5.3 Independent Firings

  • Eligibility

    • For fully kiln‑inducted members only.

  • Preparation

    • Follow the above process for Supported Firings.

  • Shared Firings

    • Each member must complete their own white form and payment.

  • Independent Member Responsibilities

    • Start Deadline

      • All independent firings must start by 12 noon.

      • Late starts may result in the kiln being switched off.

    • Unloading

      • You must unload promptly

      • Staff unloading due to delay incurs a fee

      • Kilns may only be opened below 70°C

      • Kilns must be fully unloaded by midday the next day (if below 70°C)

    • Bunging

      • Bisque: 600°C

      • Glaze: 300-600°C

      • Late bunging causes extra wear and incurs penalties

      • Remote bunging available for Kiln 4 (New Large)

      • No bung required for top loader

    • Monitoring

      • You must monitor the firing throughout

      • Report issues immediately

      • Unmonitored firings causing extended run times may incur repair fees

    • Kiln Cam Access

    • Kiln Performance

      • Kilns naturally slow near peak temperatures and as elements age. Always build extra time into your programme.

    • Safety

      • Do not open kilns above 70°C

      • Only kiln‑inducted members may access control gear

    • Packing & Damage

      • You are responsible for safe packing

      • Damage to shelves, thermocouples, or kiln interiors must be paid for

      • If firing someone else’s work, you accept responsibility for any damage their work causes


6. Penalties & Three‑Strike System

6.1 Compliance

  • We operate a three‑strike system. After three breaches, members lose kiln access.

6.2 Fees & Surcharges

  • Fees may apply for:

    • Damage to shelves or kiln interior

    • Incorrect or late bunging

    • Staff unloading your kiln

    • Repairs needed due to poor monitoring or programming

  • Fees must be paid via the Member’s Shop.


7. Paying for Your Firing / Booking

7.1 Technician Firings

7.2. Independent & Supported Firings

  • QR code on your form

  • Embedded products below

  • (Not payable via the Member’s Shop)

8. Schedule your Firing

Member's Technician Area firing (Bisque)
from £2.25

Standard bisque firing are 1000c. If you require a different temperature then you need to book a whole kiln.

Use the area template hanging up in the foyer to calculate the size of firing space required.

¼ Tray - 200mm x 150mm
½ Tray - 200mm x 300mm
Full Tray - 400mm x 300mm

Members only purchase.

  1. Complete your purchase.

  2. Place your work in the SMALL, grey tray(s) provided and put in the appropriate Firing section - in date order. EVERY tray is to have a fully complete form clipped to the front.

  3. You’ll be notified via the Ceramics Member WhatsApp Chat of any progress: photos of firing slips will be posted when work is going into the kiln(s) and photos of the pieces will be posted when they’ve been unloaded from the kiln(s) by the Makerspace Team.

Please Note: Colchester Makerspace relies on your honesty in this process, our costs are worked out to be the most affordable as possible for members which means that there is very little margin to cover maintenance and material costs.

Member's Technician Area firing (Glaze)
from £3.30

Stoneware Glaze Firing 1220 Cone 5-6
Earthenware Glaze Firing 1040 Cone 4-5

Use the area template hanging up in the foyer to calculate the size of firing space required.

¼ Tray - 200mm x 150mm
½ Tray - 200mm x 300mm
Full Tray - 400mm x 300mm

Members only purchase.

  1. Complete your purchase.

  2. Place your work in the SMALL, grey tray(s) provided and put in the appropriate Firing section - in date order. EVERY tray is to have a fully complete form clipped to the front.

  3. You’ll be notified via the Ceramics Member WhatsApp Chat of any progress: photos of firing slips will be posted when work is going into the kiln(s) and photos of the pieces will be posted when they’ve been unloaded from the kiln(s) by the Makerspace Team.

Please Note: Colchester MakerSpace relies on your honesty in this process, our costs are worked out to be the most affordable as possible for members which means that there is very little margin to cover maintenance and material costs.