JAS Timber

Thames Oak Fire Door - FD30 Cottage style T&G effect unfinished White-Oak 44mm Internal Firecheck | CHOOSE size

JBK Thames T&G-style Oak 35mm Int. Door
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  • Thames Mark II Oak Internal Door
  • Thames Oak Internal Door - JBK Doors
Product code 3001K-Thames-T&G-Oak-FD30
  • £187.20
  • £224.64

Thames Fire Door: FD30 T&G-style *Unfinished Oak* 44mm Internal Firecheck - JB Kind Fire Doors
Cottage style Tongue and Groove effect doors, are ideal for a wide variety of projects, from barn conversions to modern new builds.
JB Kind Cottage-Oak Fire Door Range :

  • Solid engineered construction with a Firecheck core.
  • Thames Original has a full thickness Panel, with 0.6mm Quarter-sawn Real Oak-veneer.
  • Door Panel Grooved both sides, for a Framed and T&G-Board effect.
  • Unfinished Oak Door prepared for decorating.
  • Max. width reduction is 3mm per edge on Firedoors, to retain the Fire Certificate.

Also available as a 35mm Internal Door - Thames Mk2 T&G Effect Oak Door
Other JB Kind Oak Cottage Door designs - JB Kind Oak Cottage Doors
Click to see other Internal Fire Door Ranges :
- Deanta® Fire Doors
- JB Kind® Fire Doors
- LPD® Fire Doors
- Mendes® Fire Doors
- Premdor® Fire Doors
- XL Joinery® Fire Doors
- JAS® Standard-Size / Made-to-Measure and Glazed-VP Fire Doors

JB Kind Thames FD30 Oak Unfinished Oak Cottage Fire Door :

  • Solid engineered construction with a a Firecheck core.
  • Panels of quarter sawn oak veneer.
  • Grooved for a framed and T&G board effect, both sides.
  • Unfinished door prepared for decorating.
  • Maximum width reduction on fitting is 3mm per edge on Firedoors to retain Certi­fica­tion.

Thames Oak Doors have unfinished real Oak veneer with grooved T&G effect centre panel and Frame both sides;

Thames Oak Doors are manufactured from engineered door components which can include MDF, particle-board and laminated timber, with solid door core.

- Oak is a natural material - variations in knots, colour and grain should be expected - They are not defects.
(Be aware: For a multitude of reasons, Thames Fire Doors may vary from batch to batch, especially when sourced from different factories in the JBK Group, so it is best to purchase all you need for a job in one go, rather than buying more at a later date. We cannot match to other Thames Fire Doors.)


JBK Oak Thames Fire Door Codes - OTHA23FD30 - OTHA26FD30 - OTHA29FD30 - OTHA726FD30 - OTHA826FD30 - OTHA926FD30 - must be fitted and treated to manuf­ac­turer's instructions -

Follow JB Kind Doors - Door Care and Maintenance advice for treatment of your Thames Internal Fire Door, and to validate their guarantee. These doors are especially vulnerable to constant high humidity, and care must be taken not to fit in properties (especially new) before plasterwork etc. has been allowed to dry. Claims based on moisture related problems will not be accepted. JB Kind - Internal Door Care

JBK Thames Oak Fire Doors need care from purchase, during fitting, and throughout their lifespan;
Guidelines for door fitting, and door care are laid out by the British Woodworking Federation:
 BWF Door Care
JB Kind Timber doors have a copy of the manuf­ac­turer's instructions included in the packaging.
Check in particular, any fitting tolerances, or wood-stains you wish to use, are within the manuf­ac­turer's recom­men­dations;


(Waxes, oils, varnishes or water-based woodstains are NOT suitable. Maximum size reduction on fitting is 3mm per edge, for Thames Oak Fire Doors; It is often possible to cut more off a door; This would have to be discussed with JB Kind, and would be at your own risk.)

Fire Door information correct at 28­/10/2013 :
At present the specifi­cation of these Firedoors is with 15mm Oak Door Lippings;
Engineered Oak construction with a Falcatta Pine Firecheck core.
Flat panels both sides.
These unfinished doors are sanded ready for decorating.

Key FD30 Information: Certifire Certificate No 338.
- Can be used used in pairs, rebated or left square.
- Use Lorient 15x4mm LP1504 intumescent strip on the centre of the door frame, or door edge.
- For rebated pairs use 10x4mm LP1004 in each leaf.
- For square meeting stile pairs use 20x4mm LP2004 in one leaf only.
- Minimum timber frame size is 70x30mm.

- Maximum size reduction of 3mm per edge for fitting.

There is more information on
the JB Kind Doors website
JB Kind Doors - logo    






- Check all component dimensions, mouldings and glazing are correct prior to any work on site;
- It is the Purchaser's Res­­pon­­sibi­­lity to Check the Suitability of These Fire Doors &­ Cer­­ti­­fica­­ti­­on, in Conjunction with the Door-Surround, Hardware & the Situation of Use.
- JAS Timber cannot be held liable for the consequences of any variation;
- We cannot exchange any JB Kind Door after you have started work on it;
- We cannot cancel or exchange JBK Thames Fire Doors after order - JB Kind Thames Oak Fire Doors are a Special Order.

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- Oak is a natural material - variations in knots, colour and grain should be expected - They are not defects.

JB Kind Oak Thames Fire Doors may vary from batch to batch, especially when sourced from different factories in the JBK Group, so it is best to purchase all you need for a job in one go, rather than buying more at a later date. We cannot match to other JB Kind Oak Thames Doors, or to any particular Oak timber sample.

Follow JB Kind Doors - Door Fitting, Door Care and Maintenance advice for fitting, treatment of your JBK Thames T&G Oak Fire Door, and to validate the JBK Door Guarantee. Timber Internal Doors are especially vulnerable to constant high humidity, and care must be taken not to fit in properties ( especially new ) before plasterwork etc. has been allowed to dry thoroughly. Claims based on moisture related problems will not be accepted - JB Kind - Internal Door Care

JBK Thames T&G Oak

- Oak is a natural material - variations in knots, colour and grain should be expected - They are not defects.

JB Kind Oak Thames Internal Doors may vary from batch to batch, especially when sourced from different factories in the JBK Group, so it is best to purchase all you need for a job in one go, rather than buying more at a later date. We cannot match to other JB Kind Oak Thames Doors, or to any particular Oak timber sample.

Follow JB Kind Doors - Door Fitting, Door Care and Maintenance advice for fitting, treatment of your JBK Thames T&G Oak Door, and to validate the JBK Door Guarantee. Timber Internal Doors are especially vulnerable to constant high humidity, and care must be taken not to fit in properties ( especially new ) before plasterwork etc. has been allowed to dry thoroughly. Claims based on moisture related problems will not be accepted - JB Kind - Internal Door Care

JBK Thames T&G Oak Fire Doors need care from purchase, during fitting, and throughout their lifespan; Guidelines for door fitting, and door care are laid out by the British Woodworking Federation - BWF Door Care

JB Kind Thames T&G Oak Fire Doors have a copy of the manuf­ac­turer's instructions included in the packaging. Check in particular, any fitting tolerances, or wood-stains you wish to use, are within the manuf­ac­turer's recom­men­dations;

( Waxes, oils, varnishes or water-based woodstains are NOT suitable. Maximum size reduction on fitting is 3mm per edge for JBK Thames Oak Fire Doors, but this needs to be confirmed with JB Kind for their guarantee terms. It is often possible to cut more off a Thames Fire Door, but this is at your own risk and may invalidate the JBK Door Warranty and the Fire Certificate. )

- JAS Timber cannot be held responsible for any variations in manufactured JB Kind Thames Oak Internal Fire Door sizes, pattern, construc­tion, grading, moisture content, treatment, certi­fica­tion, knots, colour, grain or finish.
- If it is important, then you need to check these or any other details before purchasing, & notify us in writing on your order.

  • Check your JB Kind Door Delivery on arrival, to see that all your Internal Thames Oak Fire Door's component dimensions, any mouldings, any glazing, and that ALL other details are correct, prior to any related work on site;
  • JAS Timber cannot be held liable for the consequences of any variation;
  • We cannot exchange any JBK Door once work has commenced; Internal JB Kind Thames T&G Oak Doors are supplied as a Special Order.

JB Kind Oak Thames T&G Internal Fire Doors can be bought online - Select the Fire Door sizes that you want, and - Click add to Basket, taking care if there are any options in drop-down menus; To see your ongoing Order Total or to amend it, click the small Checkout Trolley icon at the Top-RHS of the page in the Green Navigation-bar. Then add any more JBK Oak Fire Doors, Internal Doors, Door Casings, Skirtings, Arcs, or other items that you require.

Payment - We can take Debit Card, BACS, Cash, Cheque or Credit Card payment online for T.and.G Oak Thames Internal Fire Doors.
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Direct Delivery to mainland England, Wales and Scotland, of Oak Thames T&G Fire Doors from JB Kind is from £60 +vat for England and Wales, except postcodes CT- EX - IP - PL - SS - SA - SR - TN - TQ = £65 +vat; CA - NE - NR - TR = £70 +vat; Orders over £560 +vat = Free (mainland) - Scotland postcodes DG - EH - FK - G - KA - KY - ML - TD = £80 +vat, DD = £90 +vat, AB - IV - KW - PA - PH = £95 +vat; Orders over £700 +vat = Free (mainland) - Enter your Post-Code after adding the Oak Fire Doors to basket - Please see J.B. Kind's Delivery requ­ire­ments, to check that they are suitable for you - JB Kind Direct Delivery

Chargeable carriage weights of JBK Oak Thames Fire Doors, with packaging may be shown in Kg.

For alternative delivery methods below, please contact us - 01254 54000

Van Delivery of Tongued and Grooved Oak Thames Fire Doors on our van, in Blackburn, Lancashire and the North-West, from £6.50 +vat, or £1 +vat per mile - poa; ( from: £30 Manchester, £35 Lancaster, £45 Liverpool, £60 Leeds, all +vat; )

Carrier Delivery of JB Kind Fire Doors is not possible.

Haulier Delivery of JB Kind Oak Thames Internal Fire Doors by door pallet is possible from £68 to £140 +vat to Zone A Mainland - poa other zones;

( Please tell us the delivery post-code for your enquiry about Thames Internal JB Kind Oak Fire Doors, so that we can quote for shipping. )

  • The June 2021 JB Kind Oak Door Price List is current - 01/08/2021
  • Please phone us at JAS Timber for any further details about Thames Oak Fire Doors - 01254 54000

E.&O.E. see T&C - We try to keep prices and specifi­cations of Oak Thames Fire Doors correct, please tell us if you see any errors.