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by ianr
Tue Apr 08, 2008 10:36 am
Forum: Brickwork and Blockwork Forum
Topic: Exposing interior brickwork
Replies: 2
Views: 4377

The colour of the "dust" will depend on what locally available sand was used at the the time of construction, assuming it is an older property look for a sand with a similar colour and use a 6:1:1 sand:lime:cement mix for pointing though you will get changes in the finish colour depending ...
by ianr
Tue Apr 08, 2008 10:22 am
Forum: Brickwork and Blockwork Forum
Topic: replacing a rusted lintel
Replies: 2
Views: 4241

its easy to get it badly wrong on sizing and propping if you are unsure best to pay to get the work done
by ianr
Tue Apr 08, 2008 10:19 am
Forum: Brickwork and Blockwork Forum
Topic: Pillars
Replies: 2
Views: 3323

Without block size and wall layout its diffcult to give a straight yes or no, most likey answer is yes though the issue you will most likey face is gettting the door frame fixings to bond with the block, hilti resin fixings or very long poly frame fixings (200mm +) would be the best for this
by ianr
Tue Apr 08, 2008 10:03 am
Forum: Brickwork and Blockwork Forum
Topic: Use of Plasitisicer Below Ground Level??
Replies: 2
Views: 4019

I dont beleive its an issue, but consult feb mix to be sure and use a sulfate resisting cement
by ianr
Tue Apr 08, 2008 10:00 am
Forum: Brickwork and Blockwork Forum
Topic: cement filler
Replies: 3
Views: 3839

yes use a course sand and 4:1 mix, dont embed any copper pipe in the cement and is best to wrap the toilet pipe in denso tape or similar where it passes through the wall
by ianr
Tue Apr 08, 2008 9:32 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Rads that used to work don't anymore
Replies: 3
Views: 3264

Thermo rad valves are prone to sieze, even if they look to be in the on position they very often are closed, remove the thermo valve head if the brass plunger below does not move or show 1cm of its lenght you can try gently to encourage it to move with pliers or grips, with the thermo head off the v...
by ianr
Tue Apr 08, 2008 9:19 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: help with baxi condensing boiler
Replies: 7
Views: 25683

Sounds like two problems, firstly the filling loop (the tap on the bolier with the flexi braided silver pipe) is in the on position hence the over pressure and venting over flow pipe, the system should be filled to 2-3bar and then the filling loop should be turned off Secondly there is air trapped i...
by ianr
Tue Apr 08, 2008 9:04 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Unable to bleed radiator
Replies: 11
Views: 21175

Three options available depending of the type of rad you have, assuming it is a pressed steel item with an air bleed in a bolt in fitting, isolate the rad drain off the water from the rad and replace the bolt in fitting with a new item giving you a new air bleed. If the rad is a pressed steel item w...
by ianr
Tue Apr 08, 2008 8:56 am
Forum: Central Heating and Air conditioning and Ventilation Forum
Topic: Noisy Boiler (Baxi Bermuda)
Replies: 2
Views: 4098

Noisy Baxi

Sounds like air in the system as result of the pump change, if it has an auto air bleed it may be a simple case of turning on the filling loop until the pressure in the system reaches a stable presure of between 2-3 bar then turn off the filling loop. If the auto air bleed is working then the air wi...
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