eastlondoncatflapfitter.co.ukEast London Cat Flap Fitter

Whitechapel Dog Flap Fitting In Double Glazing

Cat Flap Fitting Services in E1 Whitechapel East London and surrounding area's

We specialise in professional cat flap installations for a wide range of surfaces, including:

 Cat flaps installation in glass  upvc-door-panels-for-catflaps Glass door cat flap installation

Over 30 Years of Industry Experience

Call Us: 0207 096 3749
Email Us: sales@eastlondoncatflapfitter.co.uk

Why Choose Us for Your Cat Flap or Dog Flap Installation?

  • Trusted Experts: Over 30 years of experience in the glass and glazing industry, with 15 years focused on pet door installations.
  • Wide Range of Surfaces: We fit flaps in UPVC, wood, composite, metal, and double-glazed units (including patio and French doors).
  • High-Quality Materials: Replacement UPVC panels are reinforced for durability. Double-glazed units are manufactured in-house for precision and quality.
  • Affordable Pricing: We keep costs low and pass the savings directly to you.
  • Experienced Team: With 6 trusted fitters installing over 200 cat and dog flaps monthly, you’re in safe hands.
  • Customer Satisfaction: Don’t just take our word for it—read our glowing reviews!

Popular Cat and Dog Flaps We Install

We’re experienced in installing a variety of flaps, including:

How We Work: Cat Flap Installation in Double Glazing

If you need a cat flap in a double-glazed unit, we’ll replace the glass with a new custom-made double-glazed unit. This process takes 3–5 working days from measurement to fitting. All units are manufactured at our factory to ensure the highest standards.


Contact us today 0207 096 3749 to discuss your requirements or to get a free, no-obligation quote!

Cat Flaps in Wooden Doors - Cat Flaps in UPVc Panels - Cat Flaps in Glass & Double Glazing - Dog Flaps

Cat Flap Fitted in UPVC Door
No Hidden Costs
Quality Workmanship
Quality Installation Guaranteed
Free Quote - No Obligation
4-Way Cat Flaps

Choosing the right pet flap for your Pet

There are a variety of pet flaps available. Our most popular brands include Catmate, Staywelland Sureflap, available in the following types:

4 WAY PET FLAP
2 WAY PET FLAP
Infra-Red Collar Pet Flap
Magnetic Collar Pet Flap
RFID MICROCHIP PET FLAP

See more on the cat flap fitter page
Choosing the right pet flap for your Pet

What our customers say

See the work we've done

See the work we've done

Take a look at some of the work we have completed in your area:

Double Glazed Doors
Single Glazed Windows
Wooden Doors
UPVc Doors
Garage Doors
Fences & Gates

See gallery

Frequently asked questions

  1. We would arrange to visit your home or property at a convenient time to get an exact measurement of the current double glazed unit in the door, check what pattern you have and offer a like for like or an alternative if the glass is no longer manufactured.
  2. We would then cut 2 new pieces of 4mm float glass (plain or pattern of your choice) to the exact size as measured, cut a hole in both pieces of glass for the cat flap and then have the glass toughened. (What is toughened glass).
  3. Approximately 2-3 day later the cat flap glass will be ready to collect from the toughening plant.
  4. We will then create a sealed doubel glazed unit which will have the hole perfectly placed for the installation of the cat flap.
  5. We will then arrange a convenient time with you to replace your current double glazed unit with the new cat flap ready double glazed sealed unit.
  6. The cat flap is installed once at the property

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Cat flaps come with a kit that includes a paper template that guides you exactly where to drill. With the help of markings, drill a hole in to each corner of the template. Once you have done with drilling the holes, you can get the shape of your cat flap accordingly. These are great for wooden, UPVC/plastic and metal doors, but would recommend a professionaal for anything to do with glass.

It varies, but usually takes around 1 hour to install a cat flap in wood, UPVC, metal or a composite door, if it is a cat flap in glass or a double glazed unit, the glass will be toughened safety glass and usually take 3-5 working days to remanufacture and about 30 minuites to install again subject to type and style of door or frame.

We can only offer our prices whish are below

A half panel door approx 60cm x 60cm would be £245 - £325 + Vat (£290) (clear glass - supplied and fitted subject to view)

A full height door panel approx 190cm x 60cm would be £325- £495 + Vat (£390) (clear glass - supplied and fitted subject to view)

if it has lead on the glass, a coloured glass or geogian bars, there would be an increase in the prices as above, this is why its best to send a picture and we can confirm the cost 100%

We're afraid not as the glass is already toughened when you try to cut it and the glass would break into hundreds of thousands of pieces!

Areas we cover

EC4   N8   N17   EC1   N2   RM15   RM4   RM10   RM19   RM7   E12   RM20   N9   N15   IG11   RM14   RM6   EN9   RM18   EN3   E3   N19   EN7   EN2   EC3R   RM16   E15   N5   N20   N13   EN1   RM13   N1   EN10   N14   E16   E17   RM9   E11   E2   N12   N11   IG8   E18   N21   E7   IG1   IG9   N22   EN5   RM17   N4   N6   IG7   RM12   N16   E4   N18   E5   EN4   IG10   E1   IG3   E14   N3   E9   RM8   EN8   IG2   EC3   RM2   E10   RM1   E6   EC2   N7   RM3   EN6   RM5   EN11   E8   N10   E13   IG6
Bournebridge   Passingford Bridge   Mile End   Shoreditch   Chingford Hatch   Havering   Bromley by Bow   Bishopsgate   Island Gardens   Holborn   Canonbury   Hackney Marshes   Ridge   Millwall   Fortis Green   St Paul's   West Ham   Canary Wharf   Highgate Wood   Hornsey Rise   Totteridge and Whetstone   Cuffley   Hackney Wick   Chigwell Row   Newington Green   Highwood Hill   Cheapside   Shoreditch   Hammond Street   North Ockendon   Seven Sisters   Barkingside   St Lukes   Gilwell Park   Haggerston   Muswell Hill   North Finchley   Grange Park   Palmers Green   High Barnet   South Quay   Aldgate   South Hackney   Wormley   Blackfriars   Coldharbour   Caledonian Road   Lower Holloway   Cyprus   Barnet   Liverpool Street   Elm Park   Goff's Oak   All Saints   Turnpike Lane   East India   Wapping   Hoxton   Aldgate East   Kingsland   Moorgate   Temple Mills   Monken Hadley   Navestock   Drayton Park   Spitalbrook   Whitechapel   Lower Edmonton   West Green   Victoria Docks   Heron Quays   Lower Nazeing   Stepney   Muswell Hill   Northaw   Stapleford Tawney   Stapleford Abbotts   Bow Church   Walthamstow Central   Harold Hill   Bowes Park   Tottenham Hale   Whetstone   Wanstead Park   Hackney   Homerton   Walthamstow   East Tilbury   London Arena   Southgate   Stoke Newington   Finsbury Park   Orsett   Custom House   Harringay   Shoreditch   Forest Gate   East India Dock Road   Mudchute   Tufnell Park   Westferry   Lambourne End   Hornsey Lane   Chadwell St Mary   Wrotham Park   Colney Hatch   Plaistow   Woodford Green   Hadley Wood   Abridge   Shacklewell   Upper Walthamstow   Canning Town   Beckton   Gidea Park   Balls Pond Road   Bethnal Green   Holloway Road   South Mimms   Leytonstone   Ponders End   Waltham Forest   West Finchley   Lower Clapton   Upper Holloway   Holborn Viaduct   Turnford   South Woodford   Fairlop Waters   Hornsey   Broadgate   Blackhorse Road   Creekmouth   Fenchurch Street   Hailey   Nazeing   Haringey   Barbican   Collier Row   Noel Park   Chigwell   Limehouse   Lea Bridge   Friern Barnet   Aveley   Clapton Park   Crouch End   North Woolwich   Rush Green   Church End   Romford   Cubitt Town   Highams Park   Woodside Park   Tower Hill   Trent Park   London Wall   Hornchurch   Higham Hill   Manor Park   Mile End Road   Bumble's Green   Silvertown   Waltham Cross   Arkley   Dalston   Pudding Mill Lane   Stepney Green   Wennington   Monument   New Southgate   Hale End   Finchley Central   Marks Gate   Wood Green   Snaresbrook   Ilford   Old Ford   New Barnet   Newham   Oakwood   Smithfield   South Tottenham   Upshire   Commercial Road   East Ham   Becontree Heath   Harold Wood   South Ockendon   Tottenham   Becontree   Holloway Road   Tower Hamlets   Poplar   Upton Park   Highgate   Kenwood House   Baker Street   Highbury and Islington   Hackney   Essex Road   Bank   Capel Manor   Islington   Rainham   Ludgate Hill   Hampstead Garden Suburb   Clerkenwell   West Tilbury   Waltham Abbey   Purfleet   Totteridge   Broad Street   Buckhurst Hill   Little Ilford   Palmers Green   Alexandra Park   Lea Bridge   Stratford   Bulphan   Archway   South Hornchurch   Edmonton   Blackwall   Woodford Bridge   Arsenal   Loughton   Dartmouth Park   Shadwell   Forty Hill   Rye Park   Stamford Hill   East Barnet   Enfield   Woodford   Wanstead   Bow Road   West India Quay   Hainault   Bank   Harringay   Seven Sisters Road   Holloway   Manor House   Farringdon   Enfield Chase   Osidge   Plashet   Leyton Marshes   Oakleigh Park   Stroud Green   Cockfosters   Devons Road   Mansion House   Hoddesdon   Churchgate   Finchley   Enfield   Clapton   Newington Green   Little Thurrock   Barking & Dagenham   Bow   East Barnet   Broadley Common   Barnsbury   Redbridge   Fleet Street   Spitalfields   Cranham   Finsbury   Cannon Street   Highbury   East Finchley   Southgate   Leyton   Botany Bay   Victoria Park   Stratford Marsh   Angel   White Hart Lane   Pentonville   Rotherhithe   Havering-atte-Bower   Alexandra Palace   Sewardstone   West Thurrock   Billingsgate   Cranley Gardens   North Stifford   Winchmore Hill   Aldersgate   Hornsey Vale   High Beach   Tilbury   Goswell Road   Bowes Park   Barking   Noak Hill   Upper Clapton   Flamstead End   Upton   Seven Kings   Dagenham   Potters Bar   Islington   Tower of London   Chingford   Stamford Hill   Upminster   Grays   Old Street   Cheshunt   Chingford Green   Upper Edmonton   Bounds Green   Broxbourne   Dalston Junction   Aldersbrook   Grange Hill